./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 84cfde4a Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c -s /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate-clean/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 4f3466b08a64c7fddf78a299dda71b27bda6ead813da06152b5ee1cea2f1c203 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-84cfde4 [2024-10-11 02:58:57,163 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-11 02:58:57,217 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-11 02:58:57,222 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-11 02:58:57,223 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-11 02:58:57,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-11 02:58:57,251 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-11 02:58:57,251 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-11 02:58:57,252 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-11 02:58:57,253 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-11 02:58:57,254 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-11 02:58:57,254 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-11 02:58:57,255 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-11 02:58:57,255 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-11 02:58:57,257 INFO L153 SettingsManager]: * Use SBE=true [2024-10-11 02:58:57,258 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-11 02:58:57,258 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-11 02:58:57,258 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-11 02:58:57,259 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-11 02:58:57,259 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-11 02:58:57,259 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-11 02:58:57,260 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-11 02:58:57,260 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-11 02:58:57,263 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-11 02:58:57,263 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-11 02:58:57,264 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-11 02:58:57,264 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-11 02:58:57,264 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-11 02:58:57,264 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-11 02:58:57,265 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-11 02:58:57,265 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-11 02:58:57,265 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-11 02:58:57,265 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 02:58:57,265 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-11 02:58:57,265 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-11 02:58:57,266 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-11 02:58:57,266 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-11 02:58:57,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-11 02:58:57,266 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-11 02:58:57,266 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-11 02:58:57,267 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-11 02:58:57,270 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-11 02:58:57,271 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4f3466b08a64c7fddf78a299dda71b27bda6ead813da06152b5ee1cea2f1c203 [2024-10-11 02:58:57,550 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-11 02:58:57,571 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-11 02:58:57,573 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-11 02:58:57,576 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-11 02:58:57,576 INFO L274 PluginConnector]: CDTParser initialized [2024-10-11 02:58:57,577 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c [2024-10-11 02:58:58,991 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-11 02:58:59,220 INFO L384 CDTParser]: Found 1 translation units. [2024-10-11 02:58:59,220 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec2_productSimulator.cil.c [2024-10-11 02:58:59,233 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6ec8b674d/46058d4ed7894f8d9d6373bf926ce1f2/FLAG8b38e10a2 [2024-10-11 02:58:59,585 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/data/6ec8b674d/46058d4ed7894f8d9d6373bf926ce1f2 [2024-10-11 02:58:59,591 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-11 02:58:59,593 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-11 02:58:59,596 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-11 02:58:59,596 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-11 02:58:59,608 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-11 02:58:59,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:58:59" (1/1) ... [2024-10-11 02:58:59,613 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77830744 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:58:59, skipping insertion in model container [2024-10-11 02:58:59,613 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:58:59" (1/1) ... [2024-10-11 02:58:59,683 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-11 02:58:59,962 WARN L248 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_spec2_productSimulator.cil.c[20836,20849] [2024-10-11 02:58:59,968 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 02:59:00,021 INFO L200 MainTranslator]: Completed pre-run [2024-10-11 02:59:00,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [49] [2024-10-11 02:59:00,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [168] [2024-10-11 02:59:00,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [507] [2024-10-11 02:59:00,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [609] [2024-10-11 02:59:00,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [686] [2024-10-11 02:59:00,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [726] [2024-10-11 02:59:00,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1092] [2024-10-11 02:59:00,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1101] [2024-10-11 02:59:00,074 WARN L248 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_spec2_productSimulator.cil.c[20836,20849] [2024-10-11 02:59:00,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-11 02:59:00,093 INFO L204 MainTranslator]: Completed translation [2024-10-11 02:59:00,093 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00 WrapperNode [2024-10-11 02:59:00,093 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-11 02:59:00,094 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-11 02:59:00,094 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-11 02:59:00,094 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-11 02:59:00,100 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,117 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,138 INFO L138 Inliner]: procedures = 64, calls = 122, calls flagged for inlining = 28, calls inlined = 25, statements flattened = 285 [2024-10-11 02:59:00,138 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-11 02:59:00,139 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-11 02:59:00,139 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-11 02:59:00,139 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-11 02:59:00,148 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,148 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,151 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,175 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]. [2024-10-11 02:59:00,175 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,175 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,184 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,192 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,196 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,200 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,202 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-11 02:59:00,203 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-11 02:59:00,206 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-11 02:59:00,206 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-11 02:59:00,207 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (1/1) ... [2024-10-11 02:59:00,213 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-11 02:59:00,222 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:59:00,241 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-11 02:59:00,251 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-11 02:59:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-11 02:59:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__before__methaneQuery [2024-10-11 02:59:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__before__methaneQuery [2024-10-11 02:59:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2024-10-11 02:59:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2024-10-11 02:59:00,291 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2024-10-11 02:59:00,291 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2024-10-11 02:59:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2024-10-11 02:59:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2024-10-11 02:59:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__highWaterSensor [2024-10-11 02:59:00,292 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__highWaterSensor [2024-10-11 02:59:00,292 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2024-10-11 02:59:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2024-10-11 02:59:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__methaneAlarm [2024-10-11 02:59:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__methaneAlarm [2024-10-11 02:59:00,293 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__before__lowWaterSensor [2024-10-11 02:59:00,293 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__before__lowWaterSensor [2024-10-11 02:59:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2024-10-11 02:59:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2024-10-11 02:59:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2024-10-11 02:59:00,294 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2024-10-11 02:59:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-11 02:59:00,294 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2024-10-11 02:59:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2024-10-11 02:59:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2024-10-11 02:59:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2024-10-11 02:59:00,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-11 02:59:00,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-11 02:59:00,377 INFO L238 CfgBuilder]: Building ICFG [2024-10-11 02:59:00,380 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-11 02:59:00,670 INFO L? ?]: Removed 52 outVars from TransFormulas that were not future-live. [2024-10-11 02:59:00,671 INFO L287 CfgBuilder]: Performing block encoding [2024-10-11 02:59:00,717 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-11 02:59:00,718 INFO L314 CfgBuilder]: Removed 2 assume(true) statements. [2024-10-11 02:59:00,718 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:59:00 BoogieIcfgContainer [2024-10-11 02:59:00,718 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-11 02:59:00,722 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-11 02:59:00,722 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-11 02:59:00,725 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-11 02:59:00,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:58:59" (1/3) ... [2024-10-11 02:59:00,725 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56330884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:59:00, skipping insertion in model container [2024-10-11 02:59:00,725 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:59:00" (2/3) ... [2024-10-11 02:59:00,726 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@56330884 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:59:00, skipping insertion in model container [2024-10-11 02:59:00,726 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:59:00" (3/3) ... [2024-10-11 02:59:00,731 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_productSimulator.cil.c [2024-10-11 02:59:00,755 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-11 02:59:00,756 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-11 02:59:00,803 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-11 02:59:00,809 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;@68379ef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-11 02:59:00,810 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-11 02:59:00,814 INFO L276 IsEmpty]: Start isEmpty. Operand has 121 states, 77 states have (on average 1.4805194805194806) internal successors, (114), 93 states have internal predecessors, (114), 30 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 25 states have call predecessors, (30), 30 states have call successors, (30) [2024-10-11 02:59:00,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-10-11 02:59:00,824 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:00,824 INFO L215 NwaCegarLoop]: trace histogram [6, 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] [2024-10-11 02:59:00,825 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:00,828 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:00,829 INFO L85 PathProgramCache]: Analyzing trace with hash -1167856740, now seen corresponding path program 1 times [2024-10-11 02:59:00,836 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:00,836 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2100883094] [2024-10-11 02:59:00,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:00,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:00,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:01,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,088 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:01,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:01,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:01,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,120 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:01,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:01,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2024-10-11 02:59:01,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,150 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:01,151 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:01,151 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2100883094] [2024-10-11 02:59:01,151 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2100883094] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:01,152 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:01,152 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-11 02:59:01,153 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911144990] [2024-10-11 02:59:01,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:01,164 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-11 02:59:01,165 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:01,246 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-11 02:59:01,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 02:59:01,257 INFO L87 Difference]: Start difference. First operand has 121 states, 77 states have (on average 1.4805194805194806) internal successors, (114), 93 states have internal predecessors, (114), 30 states have call successors, (30), 12 states have call predecessors, (30), 12 states have return successors, (30), 25 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,397 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:01,397 INFO L93 Difference]: Finished difference Result 226 states and 330 transitions. [2024-10-11 02:59:01,399 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-11 02:59:01,400 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 41 [2024-10-11 02:59:01,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:01,412 INFO L225 Difference]: With dead ends: 226 [2024-10-11 02:59:01,412 INFO L226 Difference]: Without dead ends: 116 [2024-10-11 02:59:01,415 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-11 02:59:01,420 INFO L432 NwaCegarLoop]: 150 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 19 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 150 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 19 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:01,422 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 150 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 19 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-11 02:59:01,434 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2024-10-11 02:59:01,456 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2024-10-11 02:59:01,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 74 states have (on average 1.4054054054054055) internal successors, (104), 89 states have internal predecessors, (104), 30 states have call successors, (30), 12 states have call predecessors, (30), 11 states have return successors, (29), 24 states have call predecessors, (29), 29 states have call successors, (29) [2024-10-11 02:59:01,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 163 transitions. [2024-10-11 02:59:01,465 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 163 transitions. Word has length 41 [2024-10-11 02:59:01,469 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:01,469 INFO L471 AbstractCegarLoop]: Abstraction has 116 states and 163 transitions. [2024-10-11 02:59:01,469 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.0) internal successors, (20), 2 states have internal predecessors, (20), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,469 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 163 transitions. [2024-10-11 02:59:01,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2024-10-11 02:59:01,473 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:01,474 INFO L215 NwaCegarLoop]: trace histogram [6, 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] [2024-10-11 02:59:01,474 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-11 02:59:01,475 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:01,475 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:01,475 INFO L85 PathProgramCache]: Analyzing trace with hash 1871258477, now seen corresponding path program 1 times [2024-10-11 02:59:01,476 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:01,476 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092111655] [2024-10-11 02:59:01,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:01,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:01,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:01,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:01,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:01,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:01,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:01,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:01,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2024-10-11 02:59:01,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,607 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:01,607 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:01,607 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092111655] [2024-10-11 02:59:01,608 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092111655] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:01,608 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:01,608 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 02:59:01,608 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960545165] [2024-10-11 02:59:01,608 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:01,609 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 02:59:01,609 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:01,610 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 02:59:01,610 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 02:59:01,610 INFO L87 Difference]: Start difference. First operand 116 states and 163 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:01,649 INFO L93 Difference]: Finished difference Result 186 states and 261 transitions. [2024-10-11 02:59:01,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 02:59:01,649 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 42 [2024-10-11 02:59:01,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:01,651 INFO L225 Difference]: With dead ends: 186 [2024-10-11 02:59:01,651 INFO L226 Difference]: Without dead ends: 108 [2024-10-11 02:59:01,652 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 02:59:01,653 INFO L432 NwaCegarLoop]: 136 mSDtfsCounter, 18 mSDsluCounter, 116 mSDsCounter, 0 mSdLazyCounter, 28 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 252 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 28 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:01,653 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 252 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 28 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:59:01,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-10-11 02:59:01,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-10-11 02:59:01,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 69 states have (on average 1.4202898550724639) internal successors, (98), 84 states have internal predecessors, (98), 27 states have call successors, (27), 11 states have call predecessors, (27), 11 states have return successors, (27), 22 states have call predecessors, (27), 27 states have call successors, (27) [2024-10-11 02:59:01,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 152 transitions. [2024-10-11 02:59:01,664 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 152 transitions. Word has length 42 [2024-10-11 02:59:01,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:01,665 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 152 transitions. [2024-10-11 02:59:01,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 3 states have internal predecessors, (21), 2 states have call successors, (9), 2 states have call predecessors, (9), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,665 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 152 transitions. [2024-10-11 02:59:01,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2024-10-11 02:59:01,667 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:01,667 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 1, 1, 1, 1] [2024-10-11 02:59:01,667 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-11 02:59:01,667 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:01,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:01,668 INFO L85 PathProgramCache]: Analyzing trace with hash -948193914, now seen corresponding path program 1 times [2024-10-11 02:59:01,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:01,668 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1028069733] [2024-10-11 02:59:01,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:01,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:01,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:01,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:01,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:01,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:01,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:01,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2024-10-11 02:59:01,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,780 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:01,781 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:01,781 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1028069733] [2024-10-11 02:59:01,781 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1028069733] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:01,781 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:01,781 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-11 02:59:01,781 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589593796] [2024-10-11 02:59:01,781 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:01,781 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 02:59:01,782 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:01,782 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 02:59:01,782 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 02:59:01,782 INFO L87 Difference]: Start difference. First operand 108 states and 152 transitions. Second operand has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,835 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:01,835 INFO L93 Difference]: Finished difference Result 292 states and 415 transitions. [2024-10-11 02:59:01,836 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 02:59:01,836 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 46 [2024-10-11 02:59:01,836 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:01,838 INFO L225 Difference]: With dead ends: 292 [2024-10-11 02:59:01,838 INFO L226 Difference]: Without dead ends: 200 [2024-10-11 02:59:01,839 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-11 02:59:01,840 INFO L432 NwaCegarLoop]: 155 mSDtfsCounter, 125 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 125 SdHoareTripleChecker+Valid, 272 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:01,841 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [125 Valid, 272 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:59:01,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2024-10-11 02:59:01,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 197. [2024-10-11 02:59:01,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 127 states have (on average 1.4488188976377954) internal successors, (184), 156 states have internal predecessors, (184), 48 states have call successors, (48), 21 states have call predecessors, (48), 21 states have return successors, (48), 37 states have call predecessors, (48), 48 states have call successors, (48) [2024-10-11 02:59:01,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 280 transitions. [2024-10-11 02:59:01,862 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 280 transitions. Word has length 46 [2024-10-11 02:59:01,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:01,862 INFO L471 AbstractCegarLoop]: Abstraction has 197 states and 280 transitions. [2024-10-11 02:59:01,863 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.666666666666666) internal successors, (26), 3 states have internal predecessors, (26), 2 states have call successors, (8), 2 states have call predecessors, (8), 1 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2024-10-11 02:59:01,863 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 280 transitions. [2024-10-11 02:59:01,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-10-11 02:59:01,864 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:01,865 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:59:01,865 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-11 02:59:01,865 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:01,865 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:01,865 INFO L85 PathProgramCache]: Analyzing trace with hash -982023957, now seen corresponding path program 1 times [2024-10-11 02:59:01,866 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:01,866 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1344331683] [2024-10-11 02:59:01,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:01,866 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:01,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:01,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:01,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:01,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,982 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:01,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:01,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:02,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:02,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2024-10-11 02:59:02,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,034 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:02,061 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:02,061 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1344331683] [2024-10-11 02:59:02,061 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1344331683] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:02,061 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:02,061 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 02:59:02,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [398845095] [2024-10-11 02:59:02,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:02,062 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 02:59:02,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:02,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 02:59:02,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 02:59:02,063 INFO L87 Difference]: Start difference. First operand 197 states and 280 transitions. Second operand has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-11 02:59:02,306 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:02,306 INFO L93 Difference]: Finished difference Result 553 states and 795 transitions. [2024-10-11 02:59:02,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 02:59:02,308 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) Word has length 49 [2024-10-11 02:59:02,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:02,313 INFO L225 Difference]: With dead ends: 553 [2024-10-11 02:59:02,317 INFO L226 Difference]: Without dead ends: 372 [2024-10-11 02:59:02,319 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:59:02,322 INFO L432 NwaCegarLoop]: 135 mSDtfsCounter, 113 mSDsluCounter, 462 mSDsCounter, 0 mSdLazyCounter, 148 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 115 SdHoareTripleChecker+Valid, 597 SdHoareTripleChecker+Invalid, 150 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 148 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:02,322 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [115 Valid, 597 Invalid, 150 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 148 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-10-11 02:59:02,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 372 states. [2024-10-11 02:59:02,383 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 372 to 372. [2024-10-11 02:59:02,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 372 states, 240 states have (on average 1.4416666666666667) internal successors, (346), 297 states have internal predecessors, (346), 90 states have call successors, (90), 41 states have call predecessors, (90), 41 states have return successors, (92), 68 states have call predecessors, (92), 90 states have call successors, (92) [2024-10-11 02:59:02,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 372 states to 372 states and 528 transitions. [2024-10-11 02:59:02,393 INFO L78 Accepts]: Start accepts. Automaton has 372 states and 528 transitions. Word has length 49 [2024-10-11 02:59:02,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:02,393 INFO L471 AbstractCegarLoop]: Abstraction has 372 states and 528 transitions. [2024-10-11 02:59:02,393 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 5.8) internal successors, (29), 5 states have internal predecessors, (29), 1 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (7), 2 states have call predecessors, (7), 1 states have call successors, (7) [2024-10-11 02:59:02,394 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 528 transitions. [2024-10-11 02:59:02,397 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-10-11 02:59:02,400 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:02,400 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:59:02,401 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-11 02:59:02,403 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:02,403 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:02,403 INFO L85 PathProgramCache]: Analyzing trace with hash -86491577, now seen corresponding path program 1 times [2024-10-11 02:59:02,403 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:02,404 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798582061] [2024-10-11 02:59:02,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:02,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:02,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:02,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,502 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:02,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,507 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:02,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:02,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:02,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:02,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 02:59:02,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 02:59:02,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:02,538 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:02,538 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:02,539 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798582061] [2024-10-11 02:59:02,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798582061] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:02,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:02,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-11 02:59:02,544 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281754186] [2024-10-11 02:59:02,544 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:02,545 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-11 02:59:02,545 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:02,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-11 02:59:02,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-11 02:59:02,546 INFO L87 Difference]: Start difference. First operand 372 states and 528 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-11 02:59:02,952 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:02,952 INFO L93 Difference]: Finished difference Result 950 states and 1399 transitions. [2024-10-11 02:59:02,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-11 02:59:02,954 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) Word has length 53 [2024-10-11 02:59:02,954 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:02,962 INFO L225 Difference]: With dead ends: 950 [2024-10-11 02:59:02,962 INFO L226 Difference]: Without dead ends: 594 [2024-10-11 02:59:02,963 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:59:02,964 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 171 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 337 mSolverCounterSat, 77 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 115 SdHoareTripleChecker+Invalid, 414 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 77 IncrementalHoareTripleChecker+Valid, 337 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:02,965 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 115 Invalid, 414 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [77 Valid, 337 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 02:59:02,966 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 594 states. [2024-10-11 02:59:03,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 594 to 592. [2024-10-11 02:59:03,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 592 states, 396 states have (on average 1.3838383838383839) internal successors, (548), 461 states have internal predecessors, (548), 122 states have call successors, (122), 73 states have call predecessors, (122), 73 states have return successors, (166), 112 states have call predecessors, (166), 122 states have call successors, (166) [2024-10-11 02:59:03,015 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 592 states to 592 states and 836 transitions. [2024-10-11 02:59:03,016 INFO L78 Accepts]: Start accepts. Automaton has 592 states and 836 transitions. Word has length 53 [2024-10-11 02:59:03,016 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:03,016 INFO L471 AbstractCegarLoop]: Abstraction has 592 states and 836 transitions. [2024-10-11 02:59:03,017 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 4 states have internal predecessors, (31), 1 states have call successors, (9), 3 states have call predecessors, (9), 1 states have return successors, (8), 1 states have call predecessors, (8), 1 states have call successors, (8) [2024-10-11 02:59:03,017 INFO L276 IsEmpty]: Start isEmpty. Operand 592 states and 836 transitions. [2024-10-11 02:59:03,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-11 02:59:03,021 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:03,022 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 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] [2024-10-11 02:59:03,022 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-11 02:59:03,022 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:03,022 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:03,022 INFO L85 PathProgramCache]: Analyzing trace with hash 2075008924, now seen corresponding path program 1 times [2024-10-11 02:59:03,022 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:03,023 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [33966213] [2024-10-11 02:59:03,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:03,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:03,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:03,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:03,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:03,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:03,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:03,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:03,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 02:59:03,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 02:59:03,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:03,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,141 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:03,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:59:03,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,148 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:03,149 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:03,149 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [33966213] [2024-10-11 02:59:03,149 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [33966213] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:03,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:03,149 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 02:59:03,149 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635904611] [2024-10-11 02:59:03,151 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:03,151 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 02:59:03,151 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:03,152 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 02:59:03,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 02:59:03,152 INFO L87 Difference]: Start difference. First operand 592 states and 836 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-10-11 02:59:03,539 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:03,539 INFO L93 Difference]: Finished difference Result 1284 states and 1878 transitions. [2024-10-11 02:59:03,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-10-11 02:59:03,540 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) Word has length 72 [2024-10-11 02:59:03,540 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:03,545 INFO L225 Difference]: With dead ends: 1284 [2024-10-11 02:59:03,546 INFO L226 Difference]: Without dead ends: 708 [2024-10-11 02:59:03,549 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2024-10-11 02:59:03,549 INFO L432 NwaCegarLoop]: 41 mSDtfsCounter, 153 mSDsluCounter, 102 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 88 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 154 SdHoareTripleChecker+Valid, 143 SdHoareTripleChecker+Invalid, 529 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 88 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:03,553 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [154 Valid, 143 Invalid, 529 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [88 Valid, 441 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-11 02:59:03,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 708 states. [2024-10-11 02:59:03,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 708 to 706. [2024-10-11 02:59:03,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 706 states, 482 states have (on average 1.3319502074688796) internal successors, (642), 547 states have internal predecessors, (642), 130 states have call successors, (130), 73 states have call predecessors, (130), 93 states have return successors, (206), 148 states have call predecessors, (206), 130 states have call successors, (206) [2024-10-11 02:59:03,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 706 states to 706 states and 978 transitions. [2024-10-11 02:59:03,608 INFO L78 Accepts]: Start accepts. Automaton has 706 states and 978 transitions. Word has length 72 [2024-10-11 02:59:03,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:03,609 INFO L471 AbstractCegarLoop]: Abstraction has 706 states and 978 transitions. [2024-10-11 02:59:03,611 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 2 states have call successors, (12), 3 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 2 states have call successors, (11) [2024-10-11 02:59:03,611 INFO L276 IsEmpty]: Start isEmpty. Operand 706 states and 978 transitions. [2024-10-11 02:59:03,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-11 02:59:03,613 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:03,613 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 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] [2024-10-11 02:59:03,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-11 02:59:03,613 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:03,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:03,614 INFO L85 PathProgramCache]: Analyzing trace with hash 269570590, now seen corresponding path program 1 times [2024-10-11 02:59:03,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:03,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [258867162] [2024-10-11 02:59:03,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:03,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:03,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:03,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:03,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:03,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 02:59:03,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 02:59:03,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:03,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,738 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:59:03,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:03,742 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:03,743 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:03,743 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [258867162] [2024-10-11 02:59:03,743 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [258867162] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:03,743 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:03,743 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-10-11 02:59:03,743 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [749622064] [2024-10-11 02:59:03,743 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:03,744 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-11 02:59:03,744 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:03,744 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-11 02:59:03,744 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2024-10-11 02:59:03,744 INFO L87 Difference]: Start difference. First operand 706 states and 978 transitions. Second operand has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 02:59:04,292 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:04,292 INFO L93 Difference]: Finished difference Result 1414 states and 2034 transitions. [2024-10-11 02:59:04,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 02:59:04,293 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) Word has length 72 [2024-10-11 02:59:04,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:04,296 INFO L225 Difference]: With dead ends: 1414 [2024-10-11 02:59:04,297 INFO L226 Difference]: Without dead ends: 724 [2024-10-11 02:59:04,299 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2024-10-11 02:59:04,299 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 386 mSDsluCounter, 122 mSDsCounter, 0 mSdLazyCounter, 593 mSolverCounterSat, 207 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 391 SdHoareTripleChecker+Valid, 164 SdHoareTripleChecker+Invalid, 800 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 207 IncrementalHoareTripleChecker+Valid, 593 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:04,300 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [391 Valid, 164 Invalid, 800 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [207 Valid, 593 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 02:59:04,300 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 724 states. [2024-10-11 02:59:04,329 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 724 to 714. [2024-10-11 02:59:04,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 490 states have (on average 1.3265306122448979) internal successors, (650), 555 states have internal predecessors, (650), 130 states have call successors, (130), 73 states have call predecessors, (130), 93 states have return successors, (206), 148 states have call predecessors, (206), 130 states have call successors, (206) [2024-10-11 02:59:04,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 986 transitions. [2024-10-11 02:59:04,334 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 986 transitions. Word has length 72 [2024-10-11 02:59:04,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:04,335 INFO L471 AbstractCegarLoop]: Abstraction has 714 states and 986 transitions. [2024-10-11 02:59:04,335 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.285714285714286) internal successors, (44), 5 states have internal predecessors, (44), 3 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 2 states have call predecessors, (11), 3 states have call successors, (11) [2024-10-11 02:59:04,335 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 986 transitions. [2024-10-11 02:59:04,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2024-10-11 02:59:04,336 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:04,336 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 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] [2024-10-11 02:59:04,336 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-11 02:59:04,337 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:04,337 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:04,337 INFO L85 PathProgramCache]: Analyzing trace with hash 410119200, now seen corresponding path program 1 times [2024-10-11 02:59:04,337 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:04,337 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78390848] [2024-10-11 02:59:04,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:04,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:04,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,379 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:04,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:04,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,383 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:04,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:04,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:04,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,388 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:04,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,393 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2024-10-11 02:59:04,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 02:59:04,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:04,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:04,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2024-10-11 02:59:04,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:04,423 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:04,423 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:04,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78390848] [2024-10-11 02:59:04,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78390848] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:04,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:04,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 02:59:04,424 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1777152953] [2024-10-11 02:59:04,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:04,424 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 02:59:04,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:04,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 02:59:04,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 02:59:04,425 INFO L87 Difference]: Start difference. First operand 714 states and 986 transitions. Second operand has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 4 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2024-10-11 02:59:04,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:04,908 INFO L93 Difference]: Finished difference Result 1966 states and 2852 transitions. [2024-10-11 02:59:04,908 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-10-11 02:59:04,908 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 4 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) Word has length 72 [2024-10-11 02:59:04,909 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:04,915 INFO L225 Difference]: With dead ends: 1966 [2024-10-11 02:59:04,915 INFO L226 Difference]: Without dead ends: 1268 [2024-10-11 02:59:04,918 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 28 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2024-10-11 02:59:04,918 INFO L432 NwaCegarLoop]: 62 mSDtfsCounter, 428 mSDsluCounter, 107 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 224 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 431 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 727 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 224 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:04,919 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [431 Valid, 169 Invalid, 727 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [224 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 02:59:04,920 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1268 states. [2024-10-11 02:59:04,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1268 to 1258. [2024-10-11 02:59:04,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1258 states, 874 states have (on average 1.3157894736842106) internal successors, (1150), 981 states have internal predecessors, (1150), 224 states have call successors, (224), 147 states have call predecessors, (224), 159 states have return successors, (390), 238 states have call predecessors, (390), 224 states have call successors, (390) [2024-10-11 02:59:04,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 1258 states and 1764 transitions. [2024-10-11 02:59:04,996 INFO L78 Accepts]: Start accepts. Automaton has 1258 states and 1764 transitions. Word has length 72 [2024-10-11 02:59:04,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:04,996 INFO L471 AbstractCegarLoop]: Abstraction has 1258 states and 1764 transitions. [2024-10-11 02:59:04,997 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.333333333333333) internal successors, (44), 4 states have internal predecessors, (44), 4 states have call successors, (12), 4 states have call predecessors, (12), 2 states have return successors, (11), 3 states have call predecessors, (11), 4 states have call successors, (11) [2024-10-11 02:59:04,997 INFO L276 IsEmpty]: Start isEmpty. Operand 1258 states and 1764 transitions. [2024-10-11 02:59:04,999 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2024-10-11 02:59:04,999 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:04,999 INFO L215 NwaCegarLoop]: trace histogram [6, 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, 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] [2024-10-11 02:59:04,999 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-11 02:59:04,999 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:04,999 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:05,000 INFO L85 PathProgramCache]: Analyzing trace with hash -271823610, now seen corresponding path program 1 times [2024-10-11 02:59:05,000 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:05,000 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1359190965] [2024-10-11 02:59:05,000 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:05,000 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:05,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:05,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:05,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:05,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:05,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:05,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,039 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:05,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 02:59:05,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,048 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 02:59:05,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-11 02:59:05,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:05,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-11 02:59:05,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,063 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:05,063 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:05,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1359190965] [2024-10-11 02:59:05,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1359190965] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:05,063 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:05,063 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2024-10-11 02:59:05,063 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1499818006] [2024-10-11 02:59:05,063 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:05,064 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-10-11 02:59:05,064 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:05,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-10-11 02:59:05,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2024-10-11 02:59:05,064 INFO L87 Difference]: Start difference. First operand 1258 states and 1764 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-11 02:59:05,709 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:05,709 INFO L93 Difference]: Finished difference Result 2464 states and 3620 transitions. [2024-10-11 02:59:05,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-11 02:59:05,710 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) Word has length 76 [2024-10-11 02:59:05,710 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:05,725 INFO L225 Difference]: With dead ends: 2464 [2024-10-11 02:59:05,725 INFO L226 Difference]: Without dead ends: 2462 [2024-10-11 02:59:05,727 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2024-10-11 02:59:05,729 INFO L432 NwaCegarLoop]: 42 mSDtfsCounter, 619 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 388 mSolverCounterSat, 365 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 627 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 753 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 365 IncrementalHoareTripleChecker+Valid, 388 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:05,729 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [627 Valid, 123 Invalid, 753 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [365 Valid, 388 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-10-11 02:59:05,732 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2462 states. [2024-10-11 02:59:05,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2462 to 1916. [2024-10-11 02:59:05,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1916 states, 1326 states have (on average 1.3099547511312217) internal successors, (1737), 1506 states have internal predecessors, (1737), 351 states have call successors, (351), 194 states have call predecessors, (351), 238 states have return successors, (718), 380 states have call predecessors, (718), 351 states have call successors, (718) [2024-10-11 02:59:05,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1916 states to 1916 states and 2806 transitions. [2024-10-11 02:59:05,863 INFO L78 Accepts]: Start accepts. Automaton has 1916 states and 2806 transitions. Word has length 76 [2024-10-11 02:59:05,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:05,864 INFO L471 AbstractCegarLoop]: Abstraction has 1916 states and 2806 transitions. [2024-10-11 02:59:05,864 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (13), 5 states have call predecessors, (13), 1 states have return successors, (12), 2 states have call predecessors, (12), 2 states have call successors, (12) [2024-10-11 02:59:05,864 INFO L276 IsEmpty]: Start isEmpty. Operand 1916 states and 2806 transitions. [2024-10-11 02:59:05,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2024-10-11 02:59:05,868 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:05,868 INFO L215 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 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] [2024-10-11 02:59:05,868 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-10-11 02:59:05,869 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:05,869 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:05,869 INFO L85 PathProgramCache]: Analyzing trace with hash 1796949998, now seen corresponding path program 1 times [2024-10-11 02:59:05,869 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:05,869 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1200230284] [2024-10-11 02:59:05,869 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:05,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,894 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:05,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,895 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:05,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,898 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:05,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:05,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:05,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 02:59:05,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 02:59:05,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2024-10-11 02:59:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 02:59:05,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:05,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,939 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:05,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 02:59:05,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2024-10-11 02:59:05,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:05,943 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2024-10-11 02:59:05,943 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:05,943 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1200230284] [2024-10-11 02:59:05,943 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1200230284] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:05,943 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-11 02:59:05,943 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2024-10-11 02:59:05,943 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49218325] [2024-10-11 02:59:05,943 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:05,944 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-11 02:59:05,944 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:05,944 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-11 02:59:05,944 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 02:59:05,945 INFO L87 Difference]: Start difference. First operand 1916 states and 2806 transitions. Second operand has 8 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2024-10-11 02:59:06,474 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:06,474 INFO L93 Difference]: Finished difference Result 3100 states and 4507 transitions. [2024-10-11 02:59:06,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2024-10-11 02:59:06,475 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) Word has length 102 [2024-10-11 02:59:06,475 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:06,481 INFO L225 Difference]: With dead ends: 3100 [2024-10-11 02:59:06,482 INFO L226 Difference]: Without dead ends: 1200 [2024-10-11 02:59:06,487 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 49 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=86, Invalid=220, Unknown=0, NotChecked=0, Total=306 [2024-10-11 02:59:06,487 INFO L432 NwaCegarLoop]: 64 mSDtfsCounter, 526 mSDsluCounter, 141 mSDsCounter, 0 mSdLazyCounter, 489 mSolverCounterSat, 270 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 542 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 759 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 270 IncrementalHoareTripleChecker+Valid, 489 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:06,488 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [542 Valid, 205 Invalid, 759 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [270 Valid, 489 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-11 02:59:06,489 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1200 states. [2024-10-11 02:59:06,541 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1200 to 1149. [2024-10-11 02:59:06,542 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1149 states, 802 states have (on average 1.3029925187032418) internal successors, (1045), 905 states have internal predecessors, (1045), 202 states have call successors, (202), 121 states have call predecessors, (202), 144 states have return successors, (388), 216 states have call predecessors, (388), 202 states have call successors, (388) [2024-10-11 02:59:06,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1149 states to 1149 states and 1635 transitions. [2024-10-11 02:59:06,549 INFO L78 Accepts]: Start accepts. Automaton has 1149 states and 1635 transitions. Word has length 102 [2024-10-11 02:59:06,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:06,549 INFO L471 AbstractCegarLoop]: Abstraction has 1149 states and 1635 transitions. [2024-10-11 02:59:06,549 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 9.571428571428571) internal successors, (67), 4 states have internal predecessors, (67), 4 states have call successors, (15), 6 states have call predecessors, (15), 2 states have return successors, (14), 3 states have call predecessors, (14), 4 states have call successors, (14) [2024-10-11 02:59:06,549 INFO L276 IsEmpty]: Start isEmpty. Operand 1149 states and 1635 transitions. [2024-10-11 02:59:06,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2024-10-11 02:59:06,552 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:06,552 INFO L215 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:59:06,552 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2024-10-11 02:59:06,553 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:06,553 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:06,553 INFO L85 PathProgramCache]: Analyzing trace with hash 1211323772, now seen corresponding path program 1 times [2024-10-11 02:59:06,553 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:06,553 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [715466262] [2024-10-11 02:59:06,553 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:06,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:06,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:06,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2024-10-11 02:59:06,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2024-10-11 02:59:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-11 02:59:06,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2024-10-11 02:59:06,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,585 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 21 [2024-10-11 02:59:06,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-11 02:59:06,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,592 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-11 02:59:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2024-10-11 02:59:06,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2024-10-11 02:59:06,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,616 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:06,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2024-10-11 02:59:06,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2024-10-11 02:59:06,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2024-10-11 02:59:06,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:06,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2024-10-11 02:59:06,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,634 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2024-10-11 02:59:06,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 19 proven. 5 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2024-10-11 02:59:06,660 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-11 02:59:06,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [715466262] [2024-10-11 02:59:06,660 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [715466262] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-11 02:59:06,660 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1742049383] [2024-10-11 02:59:06,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:06,660 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-11 02:59:06,660 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 [2024-10-11 02:59:06,665 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-11 02:59:06,669 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-11 02:59:06,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-11 02:59:06,747 INFO L255 TraceCheckSpWp]: Trace formula consists of 382 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-10-11 02:59:06,754 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-11 02:59:06,801 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 29 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2024-10-11 02:59:06,801 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-10-11 02:59:06,802 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1742049383] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-11 02:59:06,802 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-11 02:59:06,802 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [8] total 8 [2024-10-11 02:59:06,802 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452230049] [2024-10-11 02:59:06,802 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-11 02:59:06,802 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-11 02:59:06,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-11 02:59:06,803 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-11 02:59:06,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 02:59:06,803 INFO L87 Difference]: Start difference. First operand 1149 states and 1635 transitions. Second operand has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-11 02:59:06,891 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-11 02:59:06,891 INFO L93 Difference]: Finished difference Result 2591 states and 3756 transitions. [2024-10-11 02:59:06,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-11 02:59:06,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2024-10-11 02:59:06,892 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-11 02:59:06,898 INFO L225 Difference]: With dead ends: 2591 [2024-10-11 02:59:06,898 INFO L226 Difference]: Without dead ends: 1458 [2024-10-11 02:59:06,901 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 151 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2024-10-11 02:59:06,902 INFO L432 NwaCegarLoop]: 194 mSDtfsCounter, 84 mSDsluCounter, 74 mSDsCounter, 0 mSdLazyCounter, 35 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 84 SdHoareTripleChecker+Valid, 268 SdHoareTripleChecker+Invalid, 35 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 35 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-11 02:59:06,902 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [84 Valid, 268 Invalid, 35 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 35 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-11 02:59:06,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1458 states. [2024-10-11 02:59:07,002 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1458 to 1458. [2024-10-11 02:59:07,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1458 states, 1026 states have (on average 1.2923976608187135) internal successors, (1326), 1142 states have internal predecessors, (1326), 243 states have call successors, (243), 165 states have call predecessors, (243), 188 states have return successors, (464), 253 states have call predecessors, (464), 243 states have call successors, (464) [2024-10-11 02:59:07,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1458 states to 1458 states and 2033 transitions. [2024-10-11 02:59:07,010 INFO L78 Accepts]: Start accepts. Automaton has 1458 states and 2033 transitions. Word has length 112 [2024-10-11 02:59:07,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-11 02:59:07,010 INFO L471 AbstractCegarLoop]: Abstraction has 1458 states and 2033 transitions. [2024-10-11 02:59:07,011 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 24.0) internal successors, (72), 3 states have internal predecessors, (72), 3 states have call successors, (18), 3 states have call predecessors, (18), 3 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2024-10-11 02:59:07,011 INFO L276 IsEmpty]: Start isEmpty. Operand 1458 states and 2033 transitions. [2024-10-11 02:59:07,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2024-10-11 02:59:07,015 INFO L207 NwaCegarLoop]: Found error trace [2024-10-11 02:59:07,015 INFO L215 NwaCegarLoop]: trace histogram [6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:59:07,032 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-11 02:59:07,219 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2024-10-11 02:59:07,220 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-11 02:59:07,221 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-11 02:59:07,221 INFO L85 PathProgramCache]: Analyzing trace with hash -451568960, now seen corresponding path program 1 times [2024-10-11 02:59:07,221 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-11 02:59:07,221 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775153551] [2024-10-11 02:59:07,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-11 02:59:07,221 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-11 02:59:07,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 02:59:07,236 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-10-11 02:59:07,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-10-11 02:59:07,280 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-10-11 02:59:07,280 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-10-11 02:59:07,281 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-10-11 02:59:07,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-10-11 02:59:07,284 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-11 02:59:07,351 INFO L165 ceAbstractionStarter]: Computing trace abstraction results [2024-10-11 02:59:07,353 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:59:07 BoogieIcfgContainer [2024-10-11 02:59:07,353 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-10-11 02:59:07,353 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-10-11 02:59:07,354 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-10-11 02:59:07,354 INFO L274 PluginConnector]: Witness Printer initialized [2024-10-11 02:59:07,354 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:59:00" (3/4) ... [2024-10-11 02:59:07,355 INFO L133 WitnessPrinter]: Generating witness for reachability counterexample [2024-10-11 02:59:07,457 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate-clean/releaseScripts/default/UAutomizer-linux/witness.graphml [2024-10-11 02:59:07,457 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-10-11 02:59:07,458 INFO L158 Benchmark]: Toolchain (without parser) took 7865.47ms. Allocated memory was 176.2MB in the beginning and 339.7MB in the end (delta: 163.6MB). Free memory was 106.7MB in the beginning and 250.5MB in the end (delta: -143.8MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,458 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory was 134.6MB in the beginning and 134.4MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-10-11 02:59:07,458 INFO L158 Benchmark]: CACSL2BoogieTranslator took 497.93ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 143.5MB in the end (delta: -37.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,458 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.15ms. Allocated memory is still 176.2MB. Free memory was 143.5MB in the beginning and 140.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,459 INFO L158 Benchmark]: Boogie Preprocessor took 63.65ms. Allocated memory is still 176.2MB. Free memory was 140.8MB in the beginning and 138.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,459 INFO L158 Benchmark]: RCFGBuilder took 515.06ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 108.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,459 INFO L158 Benchmark]: TraceAbstraction took 6630.80ms. Allocated memory was 176.2MB in the beginning and 339.7MB in the end (delta: 163.6MB). Free memory was 108.0MB in the beginning and 263.1MB in the end (delta: -155.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,459 INFO L158 Benchmark]: Witness Printer took 103.80ms. Allocated memory is still 339.7MB. Free memory was 263.1MB in the beginning and 250.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-10-11 02:59:07,460 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 176.2MB. Free memory was 134.6MB in the beginning and 134.4MB in the end (delta: 160.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 497.93ms. Allocated memory is still 176.2MB. Free memory was 106.4MB in the beginning and 143.5MB in the end (delta: -37.2MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.15ms. Allocated memory is still 176.2MB. Free memory was 143.5MB in the beginning and 140.8MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.65ms. Allocated memory is still 176.2MB. Free memory was 140.8MB in the beginning and 138.1MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 515.06ms. Allocated memory is still 176.2MB. Free memory was 138.1MB in the beginning and 108.7MB in the end (delta: 29.4MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. * TraceAbstraction took 6630.80ms. Allocated memory was 176.2MB in the beginning and 339.7MB in the end (delta: 163.6MB). Free memory was 108.0MB in the beginning and 263.1MB in the end (delta: -155.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Witness Printer took 103.80ms. Allocated memory is still 339.7MB. Free memory was 263.1MB in the beginning and 250.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. 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,"Environment.i","") [49] - GenericResultAtLocation [Line: 168]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [168] - GenericResultAtLocation [Line: 507]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [507] - GenericResultAtLocation [Line: 609]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [609] - GenericResultAtLocation [Line: 686]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [686] - GenericResultAtLocation [Line: 726]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [726] - GenericResultAtLocation [Line: 1092]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [1092] - GenericResultAtLocation [Line: 1101]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [1101] * 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 - CounterExampleResult [Line: 1097]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L50] int __SELECTED_FEATURE_base ; [L51] int __SELECTED_FEATURE_highWaterSensor ; [L52] int __SELECTED_FEATURE_lowWaterSensor ; [L53] int __SELECTED_FEATURE_methaneQuery ; [L54] int __SELECTED_FEATURE_methaneAlarm ; [L55] int __SELECTED_FEATURE_stopCommand ; [L56] int __SELECTED_FEATURE_startCommand ; [L57] int __GUIDSL_ROOT_PRODUCTION ; [L66] int waterLevel = 1; [L67] int methaneLevelCritical = 0; [L176] int pumpRunning = 0; [L177] int systemActive = 1; [L508] int cleanupTimeShifts = 4; [L688] int methAndRunningLastTime ; [L896] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L587] int retValue_acc ; [L588] int tmp ; [L592] CALL select_helpers() [L1133] __GUIDSL_ROOT_PRODUCTION = 1 [L592] RET select_helpers() [L593] CALL select_features() [L1118] __SELECTED_FEATURE_base = 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1119] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1119] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=0, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1119] __SELECTED_FEATURE_highWaterSensor = select_one() [L1120] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1120] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1120] __SELECTED_FEATURE_lowWaterSensor = select_one() [L1121] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1121] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1121] __SELECTED_FEATURE_methaneQuery = select_one() [L1122] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1122] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1122] __SELECTED_FEATURE_methaneAlarm = select_one() [L1123] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1123] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1123] __SELECTED_FEATURE_stopCommand = select_one() [L1124] CALL, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1104] int retValue_acc ; [L1105] int choice = __VERIFIER_nondet_int(); [L1108] retValue_acc = choice [L1109] return (retValue_acc); [L1124] RET, EXPR select_one() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L1124] __SELECTED_FEATURE_startCommand = select_one() [L593] RET select_features() [L594] CALL, EXPR valid_product() [L1138] int retValue_acc ; [L1141] retValue_acc = __SELECTED_FEATURE_base [L1142] return (retValue_acc); [L594] RET, EXPR valid_product() [L594] tmp = valid_product() [L596] COND TRUE \read(tmp) [L598] FCALL setup() [L599] CALL runTest() [L577] CALL __utac_acc__Specification2_spec__1() [L693] methAndRunningLastTime = 0 [L577] RET __utac_acc__Specification2_spec__1() [L578] CALL test() [L611] int splverifierCounter ; [L612] int tmp ; [L613] int tmp___0 ; [L614] int tmp___1 ; [L615] int tmp___2 ; [L618] splverifierCounter = 0 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L620] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L622] COND TRUE splverifierCounter < 4 [L628] tmp = __VERIFIER_nondet_int() [L630] COND TRUE \read(tmp) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L632] CALL waterRise() VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L84] COND TRUE waterLevel < 2 [L85] waterLevel = waterLevel + 1 VAL [\old(waterLevel)=1, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L632] RET waterRise() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L638] tmp___0 = __VERIFIER_nondet_int() [L640] COND TRUE \read(tmp___0) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L642] CALL changeMethaneLevel() VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L96] COND FALSE !(\read(methaneLevelCritical)) [L99] methaneLevelCritical = 1 VAL [\old(methaneLevelCritical)=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L642] RET changeMethaneLevel() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L648] tmp___2 = __VERIFIER_nondet_int() [L650] COND TRUE \read(tmp___2) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L651] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=2] [L675] CALL timeShift() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L184] COND FALSE !(\read(pumpRunning)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L191] COND TRUE \read(systemActive) [L193] CALL processEnvironment() [L327] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L334] CALL processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L284] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L291] CALL processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L241] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L243] CALL processEnvironment__role__highWaterSensor() [L213] int tmp ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L216] COND TRUE ! pumpRunning [L218] CALL, EXPR isHighWaterLevel() [L447] int retValue_acc ; [L448] int tmp ; [L449] int tmp___0 ; [L453] CALL, EXPR isHighWaterSensorDry() [L146] int retValue_acc ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L149] COND FALSE !(waterLevel < 2) [L153] retValue_acc = 0 [L154] return (retValue_acc); VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L453] RET, EXPR isHighWaterSensorDry() [L453] tmp = isHighWaterSensorDry() [L455] COND FALSE !(\read(tmp)) [L458] tmp___0 = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, tmp___0=1, waterLevel=2] [L460] retValue_acc = tmp___0 [L461] return (retValue_acc); [L218] RET, EXPR isHighWaterLevel() [L218] tmp = isHighWaterLevel() [L220] COND TRUE \read(tmp) [L222] CALL activatePump() [L369] COND FALSE !(\read(__SELECTED_FEATURE_methaneQuery)) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L376] CALL activatePump__before__methaneQuery() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=0, systemActive=1, waterLevel=2] [L344] pumpRunning = 1 [L376] RET activatePump__before__methaneQuery() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L222] RET activatePump() [L243] RET processEnvironment__role__highWaterSensor() [L291] RET processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L334] RET processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L193] RET processEnvironment() [L199] CALL __utac_acc__Specification2_spec__2() [L698] int tmp ; [L699] int tmp___0 ; VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L703] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L105] int retValue_acc ; [L108] retValue_acc = methaneLevelCritical [L109] return (retValue_acc); [L703] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L703] tmp = isMethaneLevelCritical() [L705] COND TRUE \read(tmp) [L707] CALL, EXPR isPumpRunning() [L402] int retValue_acc ; [L405] retValue_acc = pumpRunning [L406] return (retValue_acc); [L707] RET, EXPR isPumpRunning() [L707] tmp___0 = isPumpRunning() [L709] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=0, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L710] COND FALSE !(\read(methAndRunningLastTime)) [L715] methAndRunningLastTime = 1 VAL [\old(methAndRunningLastTime)=0, \old(pumpRunning)=0, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L199] RET __utac_acc__Specification2_spec__2() [L675] RET timeShift() VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L620] COND TRUE 1 VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L622] COND TRUE splverifierCounter < 4 [L628] tmp = __VERIFIER_nondet_int() [L630] COND FALSE !(\read(tmp)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L638] tmp___0 = __VERIFIER_nondet_int() [L640] COND FALSE !(\read(tmp___0)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L648] tmp___2 = __VERIFIER_nondet_int() [L650] COND TRUE \read(tmp___2) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L651] COND FALSE !(\read(__SELECTED_FEATURE_startCommand)) VAL [__GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, splverifierCounter=0, systemActive=1, waterLevel=2] [L675] CALL timeShift() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=2] [L184] COND TRUE \read(pumpRunning) [L186] CALL lowerWaterLevel() [L72] COND TRUE waterLevel > 0 [L73] waterLevel = waterLevel - 1 VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L186] RET lowerWaterLevel() [L191] COND TRUE \read(systemActive) [L193] CALL processEnvironment() [L327] COND FALSE !(\read(__SELECTED_FEATURE_methaneAlarm)) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L334] CALL processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L284] COND FALSE !(\read(__SELECTED_FEATURE_lowWaterSensor)) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L291] CALL processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L241] COND TRUE \read(__SELECTED_FEATURE_highWaterSensor) [L243] CALL processEnvironment__role__highWaterSensor() [L213] int tmp ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L216] COND FALSE !(! pumpRunning) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L231] FCALL processEnvironment__before__highWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L243] RET processEnvironment__role__highWaterSensor() [L291] RET processEnvironment__before__lowWaterSensor() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L334] RET processEnvironment__before__methaneAlarm() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L193] RET processEnvironment() [L199] CALL __utac_acc__Specification2_spec__2() [L698] int tmp ; [L699] int tmp___0 ; VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L703] CALL, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L105] int retValue_acc ; [L108] retValue_acc = methaneLevelCritical [L109] return (retValue_acc); [L703] RET, EXPR isMethaneLevelCritical() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L703] tmp = isMethaneLevelCritical() [L705] COND TRUE \read(tmp) [L707] CALL, EXPR isPumpRunning() [L402] int retValue_acc ; [L405] retValue_acc = pumpRunning [L406] return (retValue_acc); [L707] RET, EXPR isPumpRunning() [L707] tmp___0 = isPumpRunning() [L709] COND TRUE \read(tmp___0) VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] [L710] COND TRUE \read(methAndRunningLastTime) [L712] CALL __automaton_fail() [L1097] reach_error() VAL [\old(methAndRunningLastTime)=1, \old(pumpRunning)=1, \old(waterLevel)=2, __GUIDSL_ROOT_PRODUCTION=1, __SELECTED_FEATURE_base=1, __SELECTED_FEATURE_highWaterSensor=1, __SELECTED_FEATURE_lowWaterSensor=0, __SELECTED_FEATURE_methaneAlarm=0, __SELECTED_FEATURE_methaneQuery=0, __SELECTED_FEATURE_startCommand=0, __SELECTED_FEATURE_stopCommand=0, cleanupTimeShifts=4, head={0:0}, methAndRunningLastTime=1, methaneLevelCritical=1, pumpRunning=1, systemActive=1, waterLevel=1] - StatisticsResult: Ultimate Automizer benchmark data CFG has 13 procedures, 121 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.5s, OverallIterations: 12, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2674 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2623 mSDsluCounter, 2458 SdHoareTripleChecker+Invalid, 2.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1396 mSDsCounter, 1235 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3013 IncrementalHoareTripleChecker+Invalid, 4248 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1235 mSolverCounterUnsat, 1062 mSDtfsCounter, 3013 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 449 GetRequests, 369 SyntacticMatches, 1 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 132 ImplicationChecksByTransitivity, 0.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1916occurred in iteration=9, InterpolantAutomatonStates: 83, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 11 MinimizatonAttempts, 624 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.2s InterpolantComputationTime, 963 NumberOfCodeBlocks, 963 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 837 ConstructedInterpolants, 0 QuantifiedInterpolants, 1572 SizeOfPredicates, 0 NumberOfNonLiveVariables, 382 ConjunctsInSsa, 3 ConjunctsInUnsatCore, 12 InterpolantComputations, 11 PerfectInterpolantSequences, 431/436 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 RESULT: Ultimate proved your program to be incorrect! [2024-10-11 02:59:07,494 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate-clean/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 Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE