./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product08.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_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/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_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/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_5de8b954-2a14-4538-9ce2-1e635dac0b98/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 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe --- Real Ultimate output --- This is Ultimate 0.3.0-dev-6497de0 [2024-11-23 23:36:17,503 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-23 23:36:17,603 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-11-23 23:36:17,613 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-23 23:36:17,613 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-23 23:36:17,646 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-23 23:36:17,647 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-23 23:36:17,647 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-23 23:36:17,647 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-23 23:36:17,648 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-23 23:36:17,648 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-23 23:36:17,648 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-23 23:36:17,648 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-23 23:36:17,649 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-23 23:36:17,649 INFO L153 SettingsManager]: * Use SBE=true [2024-11-23 23:36:17,649 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-23 23:36:17,649 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-23 23:36:17,650 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-23 23:36:17,651 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:36:17,651 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:36:17,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:36:17,652 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-23 23:36:17,652 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-23 23:36:17,653 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-23 23:36:17,653 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-23 23:36:17,654 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-23 23:36:17,654 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-23 23:36:17,654 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-23 23:36:17,654 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-23 23:36:17,654 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_5de8b954-2a14-4538-9ce2-1e635dac0b98/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 -> 5fa4f60085f64a1804e4aca4b7be9247f343df1e9c84e33b08f4411c844fb6fe [2024-11-23 23:36:18,035 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-23 23:36:18,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-23 23:36:18,055 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-23 23:36:18,057 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-23 23:36:18,058 INFO L274 PluginConnector]: CDTParser initialized [2024-11-23 23:36:18,060 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/../../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2024-11-23 23:36:21,386 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/data/c902e8b59/0e9237fdf4714defb1d550b035541345/FLAG09f029db0 [2024-11-23 23:36:21,871 INFO L384 CDTParser]: Found 1 translation units. [2024-11-23 23:36:21,876 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2024-11-23 23:36:21,900 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/data/c902e8b59/0e9237fdf4714defb1d550b035541345/FLAG09f029db0 [2024-11-23 23:36:21,979 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/data/c902e8b59/0e9237fdf4714defb1d550b035541345 [2024-11-23 23:36:21,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-23 23:36:21,983 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-23 23:36:21,985 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-23 23:36:21,987 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-23 23:36:21,992 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-23 23:36:21,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:36:21" (1/1) ... [2024-11-23 23:36:21,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@21374872 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:21, skipping insertion in model container [2024-11-23 23:36:21,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:36:21" (1/1) ... [2024-11-23 23:36:22,053 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-23 23:36:22,436 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_5de8b954-2a14-4538-9ce2-1e635dac0b98/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16885,16898] [2024-11-23 23:36:22,445 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:36:22,456 INFO L200 MainTranslator]: Completed pre-run [2024-11-23 23:36:22,467 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2024-11-23 23:36:22,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [220] [2024-11-23 23:36:22,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [292] [2024-11-23 23:36:22,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [393] [2024-11-23 23:36:22,469 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [428] [2024-11-23 23:36:22,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [479] [2024-11-23 23:36:22,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [845] [2024-11-23 23:36:22,470 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [854] [2024-11-23 23:36:22,561 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_5de8b954-2a14-4538-9ce2-1e635dac0b98/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16885,16898] [2024-11-23 23:36:22,564 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-23 23:36:22,592 INFO L204 MainTranslator]: Completed translation [2024-11-23 23:36:22,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22 WrapperNode [2024-11-23 23:36:22,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-23 23:36:22,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-23 23:36:22,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-23 23:36:22,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-23 23:36:22,602 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,625 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,654 INFO L138 Inliner]: procedures = 54, calls = 98, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 170 [2024-11-23 23:36:22,654 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-23 23:36:22,655 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-23 23:36:22,655 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-23 23:36:22,655 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-23 23:36:22,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,666 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,669 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,688 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 23:36:22,688 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,688 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,694 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,696 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,702 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,703 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,706 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-23 23:36:22,707 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-23 23:36:22,707 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-23 23:36:22,707 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-23 23:36:22,708 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (1/1) ... [2024-11-23 23:36:22,715 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-23 23:36:22,728 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/z3 [2024-11-23 23:36:22,742 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-23 23:36:22,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-23 23:36:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-23 23:36:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2024-11-23 23:36:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2024-11-23 23:36:22,784 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-11-23 23:36:22,784 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-11-23 23:36:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-11-23 23:36:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-11-23 23:36:22,785 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-11-23 23:36:22,785 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-11-23 23:36:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2024-11-23 23:36:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2024-11-23 23:36:22,786 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-11-23 23:36:22,786 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-11-23 23:36:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-23 23:36:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-11-23 23:36:22,787 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-11-23 23:36:22,787 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-23 23:36:22,788 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-23 23:36:22,884 INFO L234 CfgBuilder]: Building ICFG [2024-11-23 23:36:22,887 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-23 23:36:23,329 INFO L? ?]: Removed 32 outVars from TransFormulas that were not future-live. [2024-11-23 23:36:23,329 INFO L283 CfgBuilder]: Performing block encoding [2024-11-23 23:36:23,351 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-23 23:36:23,352 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-23 23:36:23,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:36:23 BoogieIcfgContainer [2024-11-23 23:36:23,353 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-23 23:36:23,356 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-23 23:36:23,357 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-23 23:36:23,363 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-23 23:36:23,363 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:36:21" (1/3) ... [2024-11-23 23:36:23,364 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fb11608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:36:23, skipping insertion in model container [2024-11-23 23:36:23,365 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:36:22" (2/3) ... [2024-11-23 23:36:23,367 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3fb11608 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:36:23, skipping insertion in model container [2024-11-23 23:36:23,368 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:36:23" (3/3) ... [2024-11-23 23:36:23,369 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2024-11-23 23:36:23,388 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-23 23:36:23,391 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec5_product08.cil.c that has 8 procedures, 83 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2024-11-23 23:36:23,479 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-23 23:36:23,501 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;@4d6775bd, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-23 23:36:23,501 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-23 23:36:23,508 INFO L276 IsEmpty]: Start isEmpty. Operand has 83 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 69 states have internal predecessors, (85), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2024-11-23 23:36:23,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 23:36:23,519 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:36:23,519 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 23:36:23,520 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:36:23,525 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:36:23,525 INFO L85 PathProgramCache]: Analyzing trace with hash 1081435782, now seen corresponding path program 1 times [2024-11-23 23:36:23,532 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:36:23,533 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [252777497] [2024-11-23 23:36:23,533 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:36:23,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:36:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:36:23,802 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 23:36:23,802 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:36:23,802 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [252777497] [2024-11-23 23:36:23,806 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [252777497] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:36:23,806 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:36:23,806 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-23 23:36:23,808 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1017620182] [2024-11-23 23:36:23,810 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:36:23,814 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-23 23:36:23,814 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:36:23,839 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-23 23:36:23,840 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-23 23:36:23,843 INFO L87 Difference]: Start difference. First operand has 83 states, 62 states have (on average 1.3709677419354838) internal successors, (85), 69 states have internal predecessors, (85), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) 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 23:36:23,888 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:36:23,892 INFO L93 Difference]: Finished difference Result 157 states and 212 transitions. [2024-11-23 23:36:23,892 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-23 23:36:23,894 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 23:36:23,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:36:23,905 INFO L225 Difference]: With dead ends: 157 [2024-11-23 23:36:23,906 INFO L226 Difference]: Without dead ends: 74 [2024-11-23 23:36:23,910 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 23:36:23,919 INFO L435 NwaCegarLoop]: 103 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, 103 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 23:36:23,920 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 103 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:36:23,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2024-11-23 23:36:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 74. [2024-11-23 23:36:23,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 55 states have (on average 1.290909090909091) internal successors, (71), 61 states have internal predecessors, (71), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2024-11-23 23:36:23,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 94 transitions. [2024-11-23 23:36:23,984 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 94 transitions. Word has length 32 [2024-11-23 23:36:23,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:36:23,984 INFO L471 AbstractCegarLoop]: Abstraction has 74 states and 94 transitions. [2024-11-23 23:36:23,985 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 23:36:23,985 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2024-11-23 23:36:23,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2024-11-23 23:36:23,989 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:36:23,989 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 23:36:23,990 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-23 23:36:23,991 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:36:23,992 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:36:23,992 INFO L85 PathProgramCache]: Analyzing trace with hash 679395264, now seen corresponding path program 1 times [2024-11-23 23:36:23,993 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:36:23,993 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [626365566] [2024-11-23 23:36:23,993 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:36:23,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:36:24,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:36:24,226 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 23:36:24,226 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:36:24,226 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [626365566] [2024-11-23 23:36:24,226 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [626365566] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:36:24,227 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:36:24,227 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:36:24,227 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1494994219] [2024-11-23 23:36:24,227 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:36:24,229 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:36:24,229 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:36:24,230 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:36:24,230 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:36:24,230 INFO L87 Difference]: Start difference. First operand 74 states and 94 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 23:36:24,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:36:24,249 INFO L93 Difference]: Finished difference Result 110 states and 138 transitions. [2024-11-23 23:36:24,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:36:24,250 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 23:36:24,250 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:36:24,251 INFO L225 Difference]: With dead ends: 110 [2024-11-23 23:36:24,251 INFO L226 Difference]: Without dead ends: 66 [2024-11-23 23:36:24,252 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 23:36:24,253 INFO L435 NwaCegarLoop]: 82 mSDtfsCounter, 17 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 143 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 23:36:24,254 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 143 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:36:24,255 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2024-11-23 23:36:24,263 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2024-11-23 23:36:24,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 50 states have (on average 1.3) internal successors, (65), 56 states have internal predecessors, (65), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2024-11-23 23:36:24,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 83 transitions. [2024-11-23 23:36:24,265 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 83 transitions. Word has length 32 [2024-11-23 23:36:24,266 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:36:24,266 INFO L471 AbstractCegarLoop]: Abstraction has 66 states and 83 transitions. [2024-11-23 23:36:24,266 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 23:36:24,266 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 83 transitions. [2024-11-23 23:36:24,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-11-23 23:36:24,268 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:36:24,268 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 23:36:24,268 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-23 23:36:24,269 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:36:24,269 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:36:24,270 INFO L85 PathProgramCache]: Analyzing trace with hash -697670681, now seen corresponding path program 1 times [2024-11-23 23:36:24,270 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:36:24,270 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2046942405] [2024-11-23 23:36:24,270 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:36:24,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:36:24,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:36:24,505 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 23:36:24,505 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:36:24,506 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2046942405] [2024-11-23 23:36:24,506 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2046942405] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:36:24,506 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:36:24,507 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-23 23:36:24,507 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2015356110] [2024-11-23 23:36:24,507 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:36:24,507 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-23 23:36:24,508 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:36:24,508 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-23 23:36:24,508 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-23 23:36:24,508 INFO L87 Difference]: Start difference. First operand 66 states and 83 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 23:36:24,589 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:36:24,589 INFO L93 Difference]: Finished difference Result 180 states and 232 transitions. [2024-11-23 23:36:24,590 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-23 23:36:24,590 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 23:36:24,591 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:36:24,592 INFO L225 Difference]: With dead ends: 180 [2024-11-23 23:36:24,593 INFO L226 Difference]: Without dead ends: 122 [2024-11-23 23:36:24,593 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 23:36:24,594 INFO L435 NwaCegarLoop]: 98 mSDtfsCounter, 71 mSDsluCounter, 70 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 5 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-23 23:36:24,595 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 168 Invalid, 5 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-23 23:36:24,596 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2024-11-23 23:36:24,619 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2024-11-23 23:36:24,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 88 states have (on average 1.3295454545454546) internal successors, (117), 99 states have internal predecessors, (117), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2024-11-23 23:36:24,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 153 transitions. [2024-11-23 23:36:24,622 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 153 transitions. Word has length 37 [2024-11-23 23:36:24,623 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:36:24,623 INFO L471 AbstractCegarLoop]: Abstraction has 119 states and 153 transitions. [2024-11-23 23:36:24,623 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 23:36:24,623 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 153 transitions. [2024-11-23 23:36:24,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-23 23:36:24,625 INFO L210 NwaCegarLoop]: Found error trace [2024-11-23 23:36:24,625 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 23:36:24,625 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-11-23 23:36:24,625 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-23 23:36:24,626 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-23 23:36:24,626 INFO L85 PathProgramCache]: Analyzing trace with hash 1660559009, now seen corresponding path program 1 times [2024-11-23 23:36:24,626 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-23 23:36:24,627 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [187840749] [2024-11-23 23:36:24,627 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-23 23:36:24,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-23 23:36:24,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-23 23:36:24,863 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 23:36:24,864 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-23 23:36:24,864 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [187840749] [2024-11-23 23:36:24,864 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [187840749] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-23 23:36:24,864 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-23 23:36:24,864 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-11-23 23:36:24,864 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1759660145] [2024-11-23 23:36:24,864 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-23 23:36:24,865 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-23 23:36:24,865 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-23 23:36:24,866 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-23 23:36:24,866 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-11-23 23:36:24,866 INFO L87 Difference]: Start difference. First operand 119 states and 153 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 23:36:25,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-23 23:36:25,057 INFO L93 Difference]: Finished difference Result 204 states and 265 transitions. [2024-11-23 23:36:25,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-23 23:36:25,057 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 23:36:25,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-23 23:36:25,058 INFO L225 Difference]: With dead ends: 204 [2024-11-23 23:36:25,058 INFO L226 Difference]: Without dead ends: 0 [2024-11-23 23:36:25,064 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 23:36:25,065 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 23:36:25,065 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 23:36:25,066 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-23 23:36:25,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-23 23:36:25,067 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 23:36:25,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-23 23:36:25,067 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 40 [2024-11-23 23:36:25,067 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-23 23:36:25,067 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-23 23:36:25,067 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 23:36:25,070 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-23 23:36:25,070 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-23 23:36:25,073 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-23 23:36:25,075 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-11-23 23:36:25,078 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-23 23:36:25,080 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-23 23:36:25,566 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-23 23:36:25,587 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:36:25 BoogieIcfgContainer [2024-11-23 23:36:25,587 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-23 23:36:25,590 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-23 23:36:25,590 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-23 23:36:25,591 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-23 23:36:25,592 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:36:23" (3/4) ... [2024-11-23 23:36:25,594 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-23 23:36:25,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2024-11-23 23:36:25,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2024-11-23 23:36:25,598 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2024-11-23 23:36:25,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2024-11-23 23:36:25,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2024-11-23 23:36:25,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2024-11-23 23:36:25,599 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2024-11-23 23:36:25,605 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-23 23:36:25,606 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-23 23:36:25,606 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-11-23 23:36:25,607 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:36:25,607 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-23 23:36:25,726 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/witness.graphml [2024-11-23 23:36:25,726 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/bin/uautomizer-verify-LYvppIcaGC/witness.yml [2024-11-23 23:36:25,726 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-23 23:36:25,728 INFO L158 Benchmark]: Toolchain (without parser) took 3743.94ms. Allocated memory is still 142.6MB. Free memory was 99.6MB in the beginning and 42.9MB in the end (delta: 56.7MB). Peak memory consumption was 56.9MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,728 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:36:25,729 INFO L158 Benchmark]: CACSL2BoogieTranslator took 607.56ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 80.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,730 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.75ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-23 23:36:25,730 INFO L158 Benchmark]: Boogie Preprocessor took 51.01ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,731 INFO L158 Benchmark]: RCFGBuilder took 646.62ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 61.6MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,731 INFO L158 Benchmark]: TraceAbstraction took 2232.05ms. Allocated memory is still 142.6MB. Free memory was 61.3MB in the beginning and 48.9MB in the end (delta: 12.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,731 INFO L158 Benchmark]: Witness Printer took 136.20ms. Allocated memory is still 142.6MB. Free memory was 48.9MB in the beginning and 42.9MB in the end (delta: 6.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-23 23:36:25,737 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 167.8MB. Free memory is still 105.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 607.56ms. Allocated memory is still 142.6MB. Free memory was 99.3MB in the beginning and 80.9MB in the end (delta: 18.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.75ms. Allocated memory is still 142.6MB. Free memory was 80.9MB in the beginning and 79.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 51.01ms. Allocated memory is still 142.6MB. Free memory was 78.9MB in the beginning and 77.3MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 646.62ms. Allocated memory is still 142.6MB. Free memory was 77.3MB in the beginning and 61.6MB in the end (delta: 15.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 2232.05ms. Allocated memory is still 142.6MB. Free memory was 61.3MB in the beginning and 48.9MB in the end (delta: 12.4MB). Peak memory consumption was 15.0MB. Max. memory is 16.1GB. * Witness Printer took 136.20ms. Allocated memory is still 142.6MB. Free memory was 48.9MB in the beginning and 42.9MB 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 220]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [220] - GenericResultAtLocation [Line: 292]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [292] - GenericResultAtLocation [Line: 393]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [393] - GenericResultAtLocation [Line: 428]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [428] - GenericResultAtLocation [Line: 479]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [479] - GenericResultAtLocation [Line: 845]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [845] - GenericResultAtLocation [Line: 854]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [854] * 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: 850]: 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, 83 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.6s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 147 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 141 mSDsluCounter, 615 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 277 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 44 IncrementalHoareTripleChecker+Invalid, 49 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 338 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=119occurred 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, 0.7s InterpolantComputationTime, 141 NumberOfCodeBlocks, 141 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 137 ConstructedInterpolants, 0 QuantifiedInterpolants, 173 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: 233]: Location Invariant Derived location invariant: 0 - InvariantResult [Line: 304]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) RESULT: Ultimate proved your program to be correct! [2024-11-23 23:36:25,764 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5de8b954-2a14-4538-9ce2-1e635dac0b98/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