./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB --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 e25743107029d12d34dddb50b6115a3bfc10c36f90a80b04d3daa9d63cbcdce5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-27 19:56:54,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-27 19:56:54,466 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-27 19:56:54,471 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-27 19:56:54,471 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-27 19:56:54,506 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-27 19:56:54,507 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-27 19:56:54,508 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-27 19:56:54,508 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-27 19:56:54,509 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-27 19:56:54,510 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-27 19:56:54,510 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-27 19:56:54,511 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-27 19:56:54,511 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-27 19:56:54,511 INFO L153 SettingsManager]: * Use SBE=true [2024-11-27 19:56:54,511 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-27 19:56:54,512 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-27 19:56:54,513 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-27 19:56:54,513 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:54,514 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:54,514 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:54,514 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:54,515 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-27 19:56:54,515 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-27 19:56:54,515 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-27 19:56:54,515 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-27 19:56:54,515 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:54,515 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-27 19:56:54,516 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-27 19:56:54,517 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-27 19:56:54,517 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_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB 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 -> e25743107029d12d34dddb50b6115a3bfc10c36f90a80b04d3daa9d63cbcdce5 [2024-11-27 19:56:54,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-27 19:56:54,888 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-27 19:56:54,891 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-27 19:56:54,893 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-27 19:56:54,893 INFO L274 PluginConnector]: CDTParser initialized [2024-11-27 19:56:54,895 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2024-11-27 19:56:58,369 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/data/49f8d48e7/0d7c8eb93af64f048f61f12484030e5b/FLAG080db41c5 [2024-11-27 19:56:58,787 INFO L384 CDTParser]: Found 1 translation units. [2024-11-27 19:56:58,788 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2024-11-27 19:56:58,811 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/data/49f8d48e7/0d7c8eb93af64f048f61f12484030e5b/FLAG080db41c5 [2024-11-27 19:56:58,843 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/data/49f8d48e7/0d7c8eb93af64f048f61f12484030e5b [2024-11-27 19:56:58,846 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-27 19:56:58,850 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-27 19:56:58,852 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:58,852 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-27 19:56:58,858 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-27 19:56:58,859 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:58" (1/1) ... [2024-11-27 19:56:58,862 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67e995c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:58, skipping insertion in model container [2024-11-27 19:56:58,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.11 07:56:58" (1/1) ... [2024-11-27 19:56:58,919 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-27 19:56:59,136 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_7d4404d5-b4a4-436f-8847-fca6cee43827/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2024-11-27 19:56:59,322 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:59,336 INFO L200 MainTranslator]: Completed pre-run [2024-11-27 19:56:59,349 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [49] [2024-11-27 19:56:59,350 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [78] [2024-11-27 19:56:59,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2024-11-27 19:56:59,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [182] [2024-11-27 19:56:59,352 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [548] [2024-11-27 19:56:59,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [586] [2024-11-27 19:56:59,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [685] [2024-11-27 19:56:59,353 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [855] [2024-11-27 19:56:59,362 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_7d4404d5-b4a4-436f-8847-fca6cee43827/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2024-11-27 19:56:59,478 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-27 19:56:59,517 INFO L204 MainTranslator]: Completed translation [2024-11-27 19:56:59,518 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59 WrapperNode [2024-11-27 19:56:59,518 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-27 19:56:59,519 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:59,519 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-27 19:56:59,520 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-27 19:56:59,531 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,554 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,587 INFO L138 Inliner]: procedures = 53, calls = 95, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 162 [2024-11-27 19:56:59,587 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-27 19:56:59,588 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-27 19:56:59,588 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-27 19:56:59,588 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-27 19:56:59,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,602 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,636 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]. [2024-11-27 19:56:59,636 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,636 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,641 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,642 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,647 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,649 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,650 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,652 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-27 19:56:59,653 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-27 19:56:59,653 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-27 19:56:59,653 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-27 19:56:59,655 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (1/1) ... [2024-11-27 19:56:59,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-27 19:56:59,677 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-27 19:56:59,692 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-27 19:56:59,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-27 19:56:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-27 19:56:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-27 19:56:59,732 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-27 19:56:59,732 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-27 19:56:59,732 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-27 19:56:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-27 19:56:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-27 19:56:59,733 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-11-27 19:56:59,733 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-11-27 19:56:59,734 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-27 19:56:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-27 19:56:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-27 19:56:59,736 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-27 19:56:59,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-27 19:56:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-27 19:56:59,738 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-27 19:56:59,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-27 19:56:59,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-27 19:56:59,856 INFO L234 CfgBuilder]: Building ICFG [2024-11-27 19:56:59,859 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-27 19:57:00,246 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2024-11-27 19:57:00,246 INFO L283 CfgBuilder]: Performing block encoding [2024-11-27 19:57:00,259 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-27 19:57:00,260 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-27 19:57:00,260 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:00 BoogieIcfgContainer [2024-11-27 19:57:00,260 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-27 19:57:00,262 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-27 19:57:00,263 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-27 19:57:00,268 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-27 19:57:00,269 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.11 07:56:58" (1/3) ... [2024-11-27 19:57:00,269 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f110d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:00, skipping insertion in model container [2024-11-27 19:57:00,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.11 07:56:59" (2/3) ... [2024-11-27 19:57:00,270 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@32f110d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.11 07:57:00, skipping insertion in model container [2024-11-27 19:57:00,270 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:00" (3/3) ... [2024-11-27 19:57:00,271 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19.cil.c [2024-11-27 19:57:00,290 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-27 19:57:00,292 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec1_product19.cil.c that has 8 procedures, 78 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-27 19:57:00,389 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-27 19:57:00,410 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;@19cffc0d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-27 19:57:00,411 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-27 19:57:00,417 INFO L276 IsEmpty]: Start isEmpty. Operand has 78 states, 58 states have (on average 1.396551724137931) internal successors, (81), 65 states have internal predecessors, (81), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-27 19:57:00,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-27 19:57:00,428 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:00,429 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:00,429 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:00,438 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:00,438 INFO L85 PathProgramCache]: Analyzing trace with hash 1210810542, now seen corresponding path program 1 times [2024-11-27 19:57:00,449 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:00,449 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [747370357] [2024-11-27 19:57:00,450 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:00,450 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:00,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:00,691 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:57:00,692 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:00,692 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [747370357] [2024-11-27 19:57:00,693 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [747370357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:00,693 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:00,694 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-27 19:57:00,695 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [848694680] [2024-11-27 19:57:00,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:00,700 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-27 19:57:00,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:00,723 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-27 19:57:00,724 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-27 19:57:00,727 INFO L87 Difference]: Start difference. First operand has 78 states, 58 states have (on average 1.396551724137931) internal successors, (81), 65 states have internal predecessors, (81), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:00,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:00,776 INFO L93 Difference]: Finished difference Result 148 states and 201 transitions. [2024-11-27 19:57:00,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-27 19:57:00,778 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2024-11-27 19:57:00,779 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:00,789 INFO L225 Difference]: With dead ends: 148 [2024-11-27 19:57:00,790 INFO L226 Difference]: Without dead ends: 69 [2024-11-27 19:57:00,795 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 [2024-11-27 19:57:00,799 INFO L435 NwaCegarLoop]: 97 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, 97 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 [2024-11-27 19:57:00,800 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 97 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:57:00,815 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2024-11-27 19:57:00,836 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 69. [2024-11-27 19:57:00,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 69 states, 51 states have (on average 1.3137254901960784) internal successors, (67), 57 states have internal predecessors, (67), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2024-11-27 19:57:00,843 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 69 states to 69 states and 88 transitions. [2024-11-27 19:57:00,845 INFO L78 Accepts]: Start accepts. Automaton has 69 states and 88 transitions. Word has length 23 [2024-11-27 19:57:00,846 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:00,846 INFO L471 AbstractCegarLoop]: Abstraction has 69 states and 88 transitions. [2024-11-27 19:57:00,846 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:00,846 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 88 transitions. [2024-11-27 19:57:00,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-27 19:57:00,848 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:00,849 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:00,849 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-27 19:57:00,849 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:00,851 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:00,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1852394520, now seen corresponding path program 1 times [2024-11-27 19:57:00,851 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:00,851 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1268486901] [2024-11-27 19:57:00,851 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:00,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:00,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:01,066 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:57:01,066 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:01,067 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1268486901] [2024-11-27 19:57:01,067 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1268486901] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:01,067 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:01,067 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-27 19:57:01,067 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [759531829] [2024-11-27 19:57:01,067 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:01,069 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-27 19:57:01,069 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:01,070 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-27 19:57:01,070 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-27 19:57:01,071 INFO L87 Difference]: Start difference. First operand 69 states and 88 transitions. Second operand has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:01,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:01,112 INFO L93 Difference]: Finished difference Result 102 states and 128 transitions. [2024-11-27 19:57:01,113 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-27 19:57:01,114 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2024-11-27 19:57:01,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:01,115 INFO L225 Difference]: With dead ends: 102 [2024-11-27 19:57:01,116 INFO L226 Difference]: Without dead ends: 61 [2024-11-27 19:57:01,118 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 [2024-11-27 19:57:01,120 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 16 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 132 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 [2024-11-27 19:57:01,120 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [20 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:57:01,121 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2024-11-27 19:57:01,140 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2024-11-27 19:57:01,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 61 states, 46 states have (on average 1.326086956521739) internal successors, (61), 52 states have internal predecessors, (61), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2024-11-27 19:57:01,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 77 transitions. [2024-11-27 19:57:01,142 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 77 transitions. Word has length 23 [2024-11-27 19:57:01,143 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:01,143 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 77 transitions. [2024-11-27 19:57:01,144 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:01,145 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2024-11-27 19:57:01,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-11-27 19:57:01,146 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:01,146 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:01,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-27 19:57:01,147 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:01,147 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:01,148 INFO L85 PathProgramCache]: Analyzing trace with hash 194976574, now seen corresponding path program 1 times [2024-11-27 19:57:01,148 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:01,152 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [111418438] [2024-11-27 19:57:01,152 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:01,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:01,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:57:01,472 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:01,472 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [111418438] [2024-11-27 19:57:01,472 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [111418438] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:01,472 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:01,473 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-27 19:57:01,473 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489541050] [2024-11-27 19:57:01,473 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:01,473 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-27 19:57:01,473 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:01,474 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-27 19:57:01,474 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2024-11-27 19:57:01,474 INFO L87 Difference]: Start difference. First operand 61 states and 77 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:01,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:01,733 INFO L93 Difference]: Finished difference Result 209 states and 271 transitions. [2024-11-27 19:57:01,735 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-27 19:57:01,735 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 27 [2024-11-27 19:57:01,735 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:01,738 INFO L225 Difference]: With dead ends: 209 [2024-11-27 19:57:01,741 INFO L226 Difference]: Without dead ends: 155 [2024-11-27 19:57:01,742 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 [2024-11-27 19:57:01,746 INFO L435 NwaCegarLoop]: 90 mSDtfsCounter, 128 mSDsluCounter, 286 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 128 SdHoareTripleChecker+Valid, 376 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:01,746 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 376 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-11-27 19:57:01,748 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2024-11-27 19:57:01,782 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 149. [2024-11-27 19:57:01,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 110 states have (on average 1.3636363636363635) internal successors, (150), 124 states have internal predecessors, (150), 21 states have call successors, (21), 17 states have call predecessors, (21), 17 states have return successors, (22), 15 states have call predecessors, (22), 21 states have call successors, (22) [2024-11-27 19:57:01,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 193 transitions. [2024-11-27 19:57:01,788 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 193 transitions. Word has length 27 [2024-11-27 19:57:01,788 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:01,789 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 193 transitions. [2024-11-27 19:57:01,789 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2024-11-27 19:57:01,792 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 193 transitions. [2024-11-27 19:57:01,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-27 19:57:01,794 INFO L210 NwaCegarLoop]: Found error trace [2024-11-27 19:57:01,794 INFO L218 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-27 19:57:01,794 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-27 19:57:01,794 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-27 19:57:01,795 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-27 19:57:01,795 INFO L85 PathProgramCache]: Analyzing trace with hash 148035489, now seen corresponding path program 1 times [2024-11-27 19:57:01,795 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-27 19:57:01,795 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [783457119] [2024-11-27 19:57:01,795 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-27 19:57:01,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-27 19:57:01,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-27 19:57:02,059 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-27 19:57:02,059 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-27 19:57:02,059 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [783457119] [2024-11-27 19:57:02,059 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [783457119] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-27 19:57:02,059 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-27 19:57:02,059 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-11-27 19:57:02,059 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463609987] [2024-11-27 19:57:02,060 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-27 19:57:02,060 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-27 19:57:02,060 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-27 19:57:02,061 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-27 19:57:02,061 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-11-27 19:57:02,061 INFO L87 Difference]: Start difference. First operand 149 states and 193 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-27 19:57:02,132 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-27 19:57:02,133 INFO L93 Difference]: Finished difference Result 257 states and 339 transitions. [2024-11-27 19:57:02,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-11-27 19:57:02,137 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2024-11-27 19:57:02,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-27 19:57:02,137 INFO L225 Difference]: With dead ends: 257 [2024-11-27 19:57:02,138 INFO L226 Difference]: Without dead ends: 0 [2024-11-27 19:57:02,139 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-27 19:57:02,140 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 31 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 31 SdHoareTripleChecker+Valid, 142 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-27 19:57:02,140 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [31 Valid, 142 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-27 19:57:02,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-27 19:57:02,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-27 19:57:02,141 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) [2024-11-27 19:57:02,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-27 19:57:02,142 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 32 [2024-11-27 19:57:02,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-27 19:57:02,142 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-27 19:57:02,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 5 states have internal predecessors, (27), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2024-11-27 19:57:02,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-27 19:57:02,143 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-27 19:57:02,146 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-27 19:57:02,147 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-27 19:57:02,150 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-27 19:57:02,152 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-27 19:57:02,760 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-27 19:57:02,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.11 07:57:02 BoogieIcfgContainer [2024-11-27 19:57:02,781 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-27 19:57:02,783 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-27 19:57:02,783 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-27 19:57:02,783 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-27 19:57:02,785 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.11 07:57:00" (3/4) ... [2024-11-27 19:57:02,788 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-27 19:57:02,797 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2024-11-27 19:57:02,798 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-27 19:57:02,809 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2024-11-27 19:57:02,809 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-27 19:57:02,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-27 19:57:02,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 19:57:02,810 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-27 19:57:02,989 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-27 19:57:02,989 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-27 19:57:02,989 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-27 19:57:02,991 INFO L158 Benchmark]: Toolchain (without parser) took 4142.79ms. Allocated memory is still 142.6MB. Free memory was 100.0MB in the beginning and 103.4MB in the end (delta: -3.4MB). Peak memory consumption was 64.7MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,991 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 167.8MB. Free memory is still 106.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:57:02,992 INFO L158 Benchmark]: CACSL2BoogieTranslator took 667.34ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 81.4MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.07ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 79.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-27 19:57:02,994 INFO L158 Benchmark]: Boogie Preprocessor took 64.27ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 77.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,995 INFO L158 Benchmark]: RCFGBuilder took 607.46ms. Allocated memory is still 142.6MB. Free memory was 77.8MB in the beginning and 62.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,995 INFO L158 Benchmark]: TraceAbstraction took 2519.44ms. Allocated memory is still 142.6MB. Free memory was 61.9MB in the beginning and 40.5MB in the end (delta: 21.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,995 INFO L158 Benchmark]: Witness Printer took 206.89ms. Allocated memory is still 142.6MB. Free memory was 40.5MB in the beginning and 103.4MB in the end (delta: -62.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-27 19:57:02,998 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 106.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 667.34ms. Allocated memory is still 142.6MB. Free memory was 99.7MB in the beginning and 81.4MB in the end (delta: 18.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.07ms. Allocated memory is still 142.6MB. Free memory was 81.4MB in the beginning and 79.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 64.27ms. Allocated memory is still 142.6MB. Free memory was 79.6MB in the beginning and 77.8MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 607.46ms. Allocated memory is still 142.6MB. Free memory was 77.8MB in the beginning and 62.5MB in the end (delta: 15.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2519.44ms. Allocated memory is still 142.6MB. Free memory was 61.9MB in the beginning and 40.5MB in the end (delta: 21.4MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 206.89ms. Allocated memory is still 142.6MB. Free memory was 40.5MB in the beginning and 103.4MB in the end (delta: -62.9MB). 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,"Specification1_spec.i","") [49] - GenericResultAtLocation [Line: 78]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [78] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] - GenericResultAtLocation [Line: 182]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [182] - GenericResultAtLocation [Line: 548]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [548] - GenericResultAtLocation [Line: 586]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [586] - GenericResultAtLocation [Line: 685]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [685] - GenericResultAtLocation [Line: 855]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [855] * 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: 83]: 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 8 procedures, 78 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.8s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 179 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 175 mSDsluCounter, 747 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 436 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 91 IncrementalHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 311 mSDtfsCounter, 91 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=149occurred in iteration=3, InterpolantAutomatonStates: 16, 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, 0.7s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 196 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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: 866]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 865]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-27 19:57:03,027 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7d4404d5-b4a4-436f-8847-fca6cee43827/bin/uautomizer-verify-aQ6SnzHsRB/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