./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 798a7b37 Calling Ultimate with: /root/.sdkman/candidates/java/21.0.5-tem/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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-?-798a7b3-m [2025-03-03 14:28:36,316 INFO L188 SettingsManager]: Resetting all preferences to default values... [2025-03-03 14:28:36,373 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2025-03-03 14:28:36,377 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2025-03-03 14:28:36,378 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2025-03-03 14:28:36,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2025-03-03 14:28:36,398 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2025-03-03 14:28:36,399 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2025-03-03 14:28:36,399 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2025-03-03 14:28:36,399 INFO L153 SettingsManager]: * Use memory slicer=true [2025-03-03 14:28:36,400 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2025-03-03 14:28:36,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2025-03-03 14:28:36,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2025-03-03 14:28:36,401 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2025-03-03 14:28:36,401 INFO L153 SettingsManager]: * Use SBE=true [2025-03-03 14:28:36,401 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2025-03-03 14:28:36,401 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2025-03-03 14:28:36,401 INFO L153 SettingsManager]: * sizeof long=4 [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * sizeof POINTER=4 [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * sizeof long double=12 [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Use constant arrays=true [2025-03-03 14:28:36,402 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2025-03-03 14:28:36,402 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:28:36,403 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Compute procedure contracts=false [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2025-03-03 14:28:36,403 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2025-03-03 14:28:36,404 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2025-03-03 14:28:36,404 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2025-03-03 14:28:36,404 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 [2025-03-03 14:28:36,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2025-03-03 14:28:36,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2025-03-03 14:28:36,640 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2025-03-03 14:28:36,641 INFO L270 PluginConnector]: Initializing CDTParser... [2025-03-03 14:28:36,642 INFO L274 PluginConnector]: CDTParser initialized [2025-03-03 14:28:36,642 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2025-03-03 14:28:37,823 INFO L533 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35879972e/3333d87a87164f5a801125f5af98ce71/FLAGc3af049bc [2025-03-03 14:28:38,106 INFO L384 CDTParser]: Found 1 translation units. [2025-03-03 14:28:38,107 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c [2025-03-03 14:28:38,120 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35879972e/3333d87a87164f5a801125f5af98ce71/FLAGc3af049bc [2025-03-03 14:28:38,135 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/35879972e/3333d87a87164f5a801125f5af98ce71 [2025-03-03 14:28:38,137 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2025-03-03 14:28:38,138 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2025-03-03 14:28:38,140 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2025-03-03 14:28:38,140 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2025-03-03 14:28:38,143 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2025-03-03 14:28:38,143 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,145 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@49bd965c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38, skipping insertion in model container [2025-03-03 14:28:38,145 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,174 INFO L175 MainTranslator]: Built tables and reachable declarations [2025-03-03 14:28:38,289 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2025-03-03 14:28:38,378 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:28:38,389 INFO L200 MainTranslator]: Completed pre-run [2025-03-03 14:28:38,394 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [49] [2025-03-03 14:28:38,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [78] [2025-03-03 14:28:38,395 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [87] [2025-03-03 14:28:38,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [182] [2025-03-03 14:28:38,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [548] [2025-03-03 14:28:38,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [586] [2025-03-03 14:28:38,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [685] [2025-03-03 14:28:38,396 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [855] [2025-03-03 14:28:38,399 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec1_product19.cil.c[2044,2057] [2025-03-03 14:28:38,455 INFO L210 PostProcessor]: Analyzing one entry point: main [2025-03-03 14:28:38,474 INFO L204 MainTranslator]: Completed translation [2025-03-03 14:28:38,475 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38 WrapperNode [2025-03-03 14:28:38,475 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2025-03-03 14:28:38,476 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2025-03-03 14:28:38,477 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2025-03-03 14:28:38,477 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2025-03-03 14:28:38,481 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,491 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,509 INFO L138 Inliner]: procedures = 53, calls = 95, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 160 [2025-03-03 14:28:38,510 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2025-03-03 14:28:38,510 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2025-03-03 14:28:38,510 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2025-03-03 14:28:38,510 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2025-03-03 14:28:38,518 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,518 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,519 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,537 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]. [2025-03-03 14:28:38,537 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,542 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,545 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,545 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,546 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,547 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2025-03-03 14:28:38,548 INFO L112 PluginConnector]: ------------------------IcfgBuilder---------------------------- [2025-03-03 14:28:38,548 INFO L270 PluginConnector]: Initializing IcfgBuilder... [2025-03-03 14:28:38,548 INFO L274 PluginConnector]: IcfgBuilder initialized [2025-03-03 14:28:38,549 INFO L184 PluginConnector]: Executing the observer IcfgBuilderObserver from plugin IcfgBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (1/1) ... [2025-03-03 14:28:38,552 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2025-03-03 14:28:38,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2025-03-03 14:28:38,570 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2025-03-03 14:28:38,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2025-03-03 14:28:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2025-03-03 14:28:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2025-03-03 14:28:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2025-03-03 14:28:38,587 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2025-03-03 14:28:38,587 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2025-03-03 14:28:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2025-03-03 14:28:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2025-03-03 14:28:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2025-03-03 14:28:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2025-03-03 14:28:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2025-03-03 14:28:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2025-03-03 14:28:38,588 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2025-03-03 14:28:38,588 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2025-03-03 14:28:38,642 INFO L256 CfgBuilder]: Building ICFG [2025-03-03 14:28:38,643 INFO L286 CfgBuilder]: Building CFG for each procedure with an implementation [2025-03-03 14:28:38,731 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L837-1: isLowWaterLevel_#res#1 := isLowWaterLevel_~retValue_acc~11#1; [2025-03-03 14:28:38,732 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L179-1: isLowWaterSensorDry_#res#1 := isLowWaterSensorDry_~retValue_acc~2#1; [2025-03-03 14:28:38,732 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L782-1: isPumpRunning_#res#1 := isPumpRunning_~retValue_acc~10#1; [2025-03-03 14:28:38,760 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L138: #res := ~retValue_acc~0; [2025-03-03 14:28:38,827 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L682-1: main_#res#1 := main_~retValue_acc~8#1; [2025-03-03 14:28:38,827 INFO L1325 $ProcedureCfgBuilder]: dead code at ProgramPoint L583-1: valid_product_#res#1 := valid_product_~retValue_acc~7#1; [2025-03-03 14:28:38,846 INFO L? ?]: Removed 35 outVars from TransFormulas that were not future-live. [2025-03-03 14:28:38,846 INFO L307 CfgBuilder]: Performing block encoding [2025-03-03 14:28:38,856 INFO L331 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2025-03-03 14:28:38,856 INFO L336 CfgBuilder]: Removed 0 assume(true) statements. [2025-03-03 14:28:38,856 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:28:38 BoogieIcfgContainer [2025-03-03 14:28:38,857 INFO L131 PluginConnector]: ------------------------ END IcfgBuilder---------------------------- [2025-03-03 14:28:38,858 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2025-03-03 14:28:38,858 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2025-03-03 14:28:38,862 INFO L274 PluginConnector]: TraceAbstraction initialized [2025-03-03 14:28:38,862 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.03 02:28:38" (1/3) ... [2025-03-03 14:28:38,862 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af0cc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:28:38, skipping insertion in model container [2025-03-03 14:28:38,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.03 02:28:38" (2/3) ... [2025-03-03 14:28:38,863 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5af0cc13 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.03 02:28:38, skipping insertion in model container [2025-03-03 14:28:38,863 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:28:38" (3/3) ... [2025-03-03 14:28:38,864 INFO L128 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19.cil.c [2025-03-03 14:28:38,873 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2025-03-03 14:28:38,875 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG minepump_spec1_product19.cil.c that has 8 procedures, 79 locations, 1 initial locations, 2 loop locations, and 1 error locations. [2025-03-03 14:28:38,919 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2025-03-03 14:28:38,926 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;@7a1053b0, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2025-03-03 14:28:38,926 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2025-03-03 14:28:38,929 INFO L276 IsEmpty]: Start isEmpty. Operand has 79 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 66 states have internal predecessors, (80), 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) [2025-03-03 14:28:38,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2025-03-03 14:28:38,934 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:28:38,934 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] [2025-03-03 14:28:38,934 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:28:38,937 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:28:38,937 INFO L85 PathProgramCache]: Analyzing trace with hash 1627729570, now seen corresponding path program 1 times [2025-03-03 14:28:38,942 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:28:38,943 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [689976993] [2025-03-03 14:28:38,943 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:28:38,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:28:38,995 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 23 statements into 1 equivalence classes. [2025-03-03 14:28:39,015 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 23 of 23 statements. [2025-03-03 14:28:39,015 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:28:39,015 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:28:39,078 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:28:39,078 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:28:39,079 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [689976993] [2025-03-03 14:28:39,081 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [689976993] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:28:39,082 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:28:39,082 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2025-03-03 14:28:39,083 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [862985673] [2025-03-03 14:28:39,083 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:28:39,085 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2025-03-03 14:28:39,085 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:28:39,097 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2025-03-03 14:28:39,097 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2025-03-03 14:28:39,098 INFO L87 Difference]: Start difference. First operand has 79 states, 59 states have (on average 1.3559322033898304) internal successors, (80), 66 states have internal predecessors, (80), 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) [2025-03-03 14:28:39,115 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:28:39,115 INFO L93 Difference]: Finished difference Result 150 states and 199 transitions. [2025-03-03 14:28:39,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2025-03-03 14:28:39,116 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 [2025-03-03 14:28:39,117 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:28:39,120 INFO L225 Difference]: With dead ends: 150 [2025-03-03 14:28:39,121 INFO L226 Difference]: Without dead ends: 70 [2025-03-03 14:28:39,123 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 [2025-03-03 14:28:39,124 INFO L435 NwaCegarLoop]: 98 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, 98 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 [2025-03-03 14:28:39,125 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:28:39,135 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 70 states. [2025-03-03 14:28:39,145 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 70 to 70. [2025-03-03 14:28:39,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 70 states, 52 states have (on average 1.3076923076923077) internal successors, (68), 58 states have internal predecessors, (68), 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) [2025-03-03 14:28:39,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 89 transitions. [2025-03-03 14:28:39,150 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 89 transitions. Word has length 23 [2025-03-03 14:28:39,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:28:39,150 INFO L471 AbstractCegarLoop]: Abstraction has 70 states and 89 transitions. [2025-03-03 14:28:39,151 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) [2025-03-03 14:28:39,151 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2025-03-03 14:28:39,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2025-03-03 14:28:39,152 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:28:39,153 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] [2025-03-03 14:28:39,153 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2025-03-03 14:28:39,153 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:28:39,154 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:28:39,154 INFO L85 PathProgramCache]: Analyzing trace with hash -1603241612, now seen corresponding path program 1 times [2025-03-03 14:28:39,154 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:28:39,154 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [521467694] [2025-03-03 14:28:39,154 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:28:39,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:28:39,169 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 24 statements into 1 equivalence classes. [2025-03-03 14:28:39,183 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 24 of 24 statements. [2025-03-03 14:28:39,183 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:28:39,183 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:28:39,256 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:28:39,256 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:28:39,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [521467694] [2025-03-03 14:28:39,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [521467694] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:28:39,257 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:28:39,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2025-03-03 14:28:39,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1192475817] [2025-03-03 14:28:39,257 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:28:39,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2025-03-03 14:28:39,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:28:39,258 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2025-03-03 14:28:39,258 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2025-03-03 14:28:39,259 INFO L87 Difference]: Start difference. First operand 70 states and 89 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2025-03-03 14:28:39,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:28:39,270 INFO L93 Difference]: Finished difference Result 103 states and 129 transitions. [2025-03-03 14:28:39,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2025-03-03 14:28:39,270 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 24 [2025-03-03 14:28:39,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:28:39,271 INFO L225 Difference]: With dead ends: 103 [2025-03-03 14:28:39,271 INFO L226 Difference]: Without dead ends: 61 [2025-03-03 14:28:39,271 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 [2025-03-03 14:28:39,272 INFO L435 NwaCegarLoop]: 76 mSDtfsCounter, 15 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 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 [2025-03-03 14:28:39,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 132 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:28:39,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2025-03-03 14:28:39,276 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 61. [2025-03-03 14:28:39,276 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) [2025-03-03 14:28:39,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 77 transitions. [2025-03-03 14:28:39,277 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 77 transitions. Word has length 24 [2025-03-03 14:28:39,277 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:28:39,277 INFO L471 AbstractCegarLoop]: Abstraction has 61 states and 77 transitions. [2025-03-03 14:28:39,278 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2025-03-03 14:28:39,278 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 77 transitions. [2025-03-03 14:28:39,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2025-03-03 14:28:39,278 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:28:39,279 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] [2025-03-03 14:28:39,279 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2025-03-03 14:28:39,279 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:28:39,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:28:39,279 INFO L85 PathProgramCache]: Analyzing trace with hash -517838233, now seen corresponding path program 1 times [2025-03-03 14:28:39,279 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:28:39,279 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617125619] [2025-03-03 14:28:39,279 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:28:39,279 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:28:39,286 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 27 statements into 1 equivalence classes. [2025-03-03 14:28:39,297 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 27 of 27 statements. [2025-03-03 14:28:39,297 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:28:39,297 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:28:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:28:39,390 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:28:39,390 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617125619] [2025-03-03 14:28:39,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [617125619] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:28:39,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:28:39,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2025-03-03 14:28:39,390 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411701290] [2025-03-03 14:28:39,390 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:28:39,390 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2025-03-03 14:28:39,390 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:28:39,391 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2025-03-03 14:28:39,391 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2025-03-03 14:28:39,391 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) [2025-03-03 14:28:39,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:28:39,490 INFO L93 Difference]: Finished difference Result 209 states and 271 transitions. [2025-03-03 14:28:39,490 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2025-03-03 14:28:39,490 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 [2025-03-03 14:28:39,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:28:39,492 INFO L225 Difference]: With dead ends: 209 [2025-03-03 14:28:39,492 INFO L226 Difference]: Without dead ends: 155 [2025-03-03 14:28:39,492 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2025-03-03 14:28:39,493 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, 0.1s IncrementalHoareTripleChecker+Time [2025-03-03 14:28:39,493 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [128 Valid, 376 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2025-03-03 14:28:39,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2025-03-03 14:28:39,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 149. [2025-03-03 14:28:39,505 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) [2025-03-03 14:28:39,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 193 transitions. [2025-03-03 14:28:39,506 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 193 transitions. Word has length 27 [2025-03-03 14:28:39,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:28:39,506 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 193 transitions. [2025-03-03 14:28:39,507 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) [2025-03-03 14:28:39,507 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 193 transitions. [2025-03-03 14:28:39,507 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2025-03-03 14:28:39,507 INFO L210 NwaCegarLoop]: Found error trace [2025-03-03 14:28:39,507 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] [2025-03-03 14:28:39,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2025-03-03 14:28:39,507 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2025-03-03 14:28:39,508 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2025-03-03 14:28:39,508 INFO L85 PathProgramCache]: Analyzing trace with hash 269345835, now seen corresponding path program 1 times [2025-03-03 14:28:39,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2025-03-03 14:28:39,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2013137876] [2025-03-03 14:28:39,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2025-03-03 14:28:39,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2025-03-03 14:28:39,513 INFO L108 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY partitioned 31 statements into 1 equivalence classes. [2025-03-03 14:28:39,517 INFO L111 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) and asserted 31 of 31 statements. [2025-03-03 14:28:39,517 INFO L114 AnnotateAndAsserter]: Assert order NOT_INCREMENTALLY issued 1 check-sat command(s) [2025-03-03 14:28:39,517 INFO L115 AnnotateAndAsserter]: Conjunction of SSA is unsat [2025-03-03 14:28:39,571 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2025-03-03 14:28:39,572 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2025-03-03 14:28:39,572 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2013137876] [2025-03-03 14:28:39,572 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2013137876] provided 1 perfect and 0 imperfect interpolant sequences [2025-03-03 14:28:39,572 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2025-03-03 14:28:39,572 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2025-03-03 14:28:39,572 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1243644618] [2025-03-03 14:28:39,572 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2025-03-03 14:28:39,572 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2025-03-03 14:28:39,572 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2025-03-03 14:28:39,572 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2025-03-03 14:28:39,572 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2025-03-03 14:28:39,573 INFO L87 Difference]: Start difference. First operand 149 states and 193 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 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) [2025-03-03 14:28:39,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2025-03-03 14:28:39,605 INFO L93 Difference]: Finished difference Result 257 states and 339 transitions. [2025-03-03 14:28:39,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2025-03-03 14:28:39,606 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 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 31 [2025-03-03 14:28:39,606 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2025-03-03 14:28:39,606 INFO L225 Difference]: With dead ends: 257 [2025-03-03 14:28:39,606 INFO L226 Difference]: Without dead ends: 0 [2025-03-03 14:28:39,607 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 [2025-03-03 14:28:39,607 INFO L435 NwaCegarLoop]: 48 mSDtfsCounter, 30 mSDsluCounter, 94 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 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 [2025-03-03 14:28:39,608 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 142 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2025-03-03 14:28:39,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2025-03-03 14:28:39,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2025-03-03 14:28:39,608 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) [2025-03-03 14:28:39,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2025-03-03 14:28:39,608 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 31 [2025-03-03 14:28:39,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2025-03-03 14:28:39,608 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2025-03-03 14:28:39,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 1 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) [2025-03-03 14:28:39,608 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2025-03-03 14:28:39,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2025-03-03 14:28:39,610 INFO L782 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2025-03-03 14:28:39,610 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2025-03-03 14:28:39,612 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2025-03-03 14:28:39,613 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2025-03-03 14:28:39,889 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2025-03-03 14:28:39,898 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.03 02:28:39 BoogieIcfgContainer [2025-03-03 14:28:39,899 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2025-03-03 14:28:39,899 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2025-03-03 14:28:39,899 INFO L270 PluginConnector]: Initializing Witness Printer... [2025-03-03 14:28:39,899 INFO L274 PluginConnector]: Witness Printer initialized [2025-03-03 14:28:39,900 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.icfgbuilder CFG 03.03 02:28:38" (3/4) ... [2025-03-03 14:28:39,901 INFO L146 WitnessPrinter]: Generating witness for correct program [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure timeShift [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure cleanup [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2025-03-03 14:28:39,904 INFO L385 IcfgBacktranslator]: Ignoring RootEdge to procedure waterRise [2025-03-03 14:28:39,908 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2025-03-03 14:28:39,908 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2025-03-03 14:28:39,908 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2025-03-03 14:28:39,909 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-03 14:28:39,909 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2025-03-03 14:28:39,976 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2025-03-03 14:28:39,976 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2025-03-03 14:28:39,976 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2025-03-03 14:28:39,977 INFO L158 Benchmark]: Toolchain (without parser) took 1838.74ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 41.8MB in the end (delta: 63.6MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,977 INFO L158 Benchmark]: CDTParser took 0.83ms. Allocated memory is still 201.3MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 14:28:39,977 INFO L158 Benchmark]: CACSL2BoogieTranslator took 335.77ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 86.5MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,977 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.12ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 85.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,978 INFO L158 Benchmark]: Boogie Preprocessor took 37.60ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 84.0MB in the end (delta: 983.5kB). There was no memory consumed. Max. memory is 16.1GB. [2025-03-03 14:28:39,978 INFO L158 Benchmark]: IcfgBuilder took 308.43ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 67.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,978 INFO L158 Benchmark]: TraceAbstraction took 1040.43ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 49.1MB in the end (delta: 18.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,978 INFO L158 Benchmark]: Witness Printer took 77.34ms. Allocated memory is still 142.6MB. Free memory was 49.1MB in the beginning and 41.8MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2025-03-03 14:28:39,979 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.83ms. Allocated memory is still 201.3MB. Free memory is still 126.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 335.77ms. Allocated memory is still 142.6MB. Free memory was 105.4MB in the beginning and 86.5MB in the end (delta: 18.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.12ms. Allocated memory is still 142.6MB. Free memory was 86.5MB in the beginning and 85.0MB in the end (delta: 1.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.60ms. Allocated memory is still 142.6MB. Free memory was 85.0MB in the beginning and 84.0MB in the end (delta: 983.5kB). There was no memory consumed. Max. memory is 16.1GB. * IcfgBuilder took 308.43ms. Allocated memory is still 142.6MB. Free memory was 84.0MB in the beginning and 67.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1040.43ms. Allocated memory is still 142.6MB. Free memory was 67.2MB in the beginning and 49.1MB in the end (delta: 18.1MB). Peak memory consumption was 13.8MB. Max. memory is 16.1GB. * Witness Printer took 77.34ms. Allocated memory is still 142.6MB. Free memory was 49.1MB in the beginning and 41.8MB in the end (delta: 7.3MB). 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, 79 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.7s, OverallIterations: 4, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 177 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 173 mSDsluCounter, 748 SdHoareTripleChecker+Invalid, 0.1s 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, 312 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 6 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 105 NumberOfCodeBlocks, 105 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 101 ConstructedInterpolants, 0 QuantifiedInterpolants, 200 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]: Location Invariant Derived location invariant: ((pumpRunning == 0) && (splverifierCounter == 0)) - InvariantResult [Line: 599]: Location Invariant Derived location invariant: 0 RESULT: Ultimate proved your program to be correct! [2025-03-03 14:28:39,991 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE