/usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.use.bitabs.translation true -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-19 23:36:07,969 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-19 23:36:08,034 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2023-12-19 23:36:08,038 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-19 23:36:08,038 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-19 23:36:08,059 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-19 23:36:08,060 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-19 23:36:08,060 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-19 23:36:08,061 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-19 23:36:08,063 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-19 23:36:08,064 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-19 23:36:08,064 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-19 23:36:08,064 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-19 23:36:08,065 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-19 23:36:08,065 INFO L153 SettingsManager]: * Use SBE=true [2023-12-19 23:36:08,065 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-19 23:36:08,066 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-19 23:36:08,066 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-19 23:36:08,066 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-19 23:36:08,066 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-19 23:36:08,066 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-19 23:36:08,067 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-19 23:36:08,068 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-19 23:36:08,068 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-19 23:36:08,068 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-19 23:36:08,069 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-19 23:36:08,069 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-19 23:36:08,069 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 23:36:08,069 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-19 23:36:08,069 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-19 23:36:08,069 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-19 23:36:08,070 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-19 23:36:08,071 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/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Use bitabs translation -> true [2023-12-19 23:36:08,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-19 23:36:08,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-19 23:36:08,265 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-19 23:36:08,266 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-19 23:36:08,266 INFO L274 PluginConnector]: CDTParser initialized [2023-12-19 23:36:08,267 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2023-12-19 23:36:09,228 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-19 23:36:09,422 INFO L384 CDTParser]: Found 1 translation units. [2023-12-19 23:36:09,422 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c [2023-12-19 23:36:09,442 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851574f8f/598edfe9c4914df7a7fca2ef184edfb5/FLAG8cb1976c1 [2023-12-19 23:36:09,454 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/851574f8f/598edfe9c4914df7a7fca2ef184edfb5 [2023-12-19 23:36:09,455 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-19 23:36:09,457 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-19 23:36:09,457 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-19 23:36:09,458 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-19 23:36:09,461 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-19 23:36:09,461 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,462 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cecd98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09, skipping insertion in model container [2023-12-19 23:36:09,462 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,505 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-19 23:36:09,644 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2023-12-19 23:36:09,674 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 23:36:09,685 INFO L202 MainTranslator]: Completed pre-run [2023-12-19 23:36:09,692 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [288] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [654] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [692] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [701] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [797] [2023-12-19 23:36:09,693 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [823] [2023-12-19 23:36:09,720 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product08.cil.c[14923,14936] [2023-12-19 23:36:09,725 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-19 23:36:09,736 INFO L206 MainTranslator]: Completed translation [2023-12-19 23:36:09,737 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09 WrapperNode [2023-12-19 23:36:09,737 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-19 23:36:09,737 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-19 23:36:09,738 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-19 23:36:09,738 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-19 23:36:09,742 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,750 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,774 INFO L138 Inliner]: procedures = 52, calls = 95, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 154 [2023-12-19 23:36:09,774 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-19 23:36:09,775 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-19 23:36:09,775 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-19 23:36:09,775 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-19 23:36:09,782 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,782 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,785 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,794 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]. [2023-12-19 23:36:09,794 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,794 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,796 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,798 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,809 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,810 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,811 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-19 23:36:09,812 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-19 23:36:09,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-19 23:36:09,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-19 23:36:09,816 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (1/1) ... [2023-12-19 23:36:09,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-19 23:36:09,827 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-19 23:36:09,836 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2023-12-19 23:36:09,844 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2023-12-19 23:36:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-19 23:36:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-19 23:36:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-19 23:36:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-19 23:36:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-19 23:36:09,861 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-19 23:36:09,861 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-19 23:36:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-19 23:36:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-19 23:36:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-19 23:36:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-19 23:36:09,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-19 23:36:09,862 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-19 23:36:09,944 INFO L241 CfgBuilder]: Building ICFG [2023-12-19 23:36:09,946 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-19 23:36:10,097 INFO L282 CfgBuilder]: Performing block encoding [2023-12-19 23:36:10,138 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-19 23:36:10,138 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-19 23:36:10,139 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 11:36:10 BoogieIcfgContainer [2023-12-19 23:36:10,139 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-19 23:36:10,140 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-19 23:36:10,140 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-19 23:36:10,142 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-19 23:36:10,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 11:36:09" (1/3) ... [2023-12-19 23:36:10,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782e2583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 11:36:10, skipping insertion in model container [2023-12-19 23:36:10,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 11:36:09" (2/3) ... [2023-12-19 23:36:10,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@782e2583 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 11:36:10, skipping insertion in model container [2023-12-19 23:36:10,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 11:36:10" (3/3) ... [2023-12-19 23:36:10,144 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product08.cil.c [2023-12-19 23:36:10,159 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-19 23:36:10,160 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-19 23:36:10,188 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-19 23:36:10,192 INFO L357 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, mHoare=true, 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;@1ce52fe5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-19 23:36:10,192 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-19 23:36:10,194 INFO L276 IsEmpty]: Start isEmpty. Operand has 62 states, 41 states have (on average 1.5365853658536586) internal successors, (63), 48 states have internal predecessors, (63), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2023-12-19 23:36:10,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-19 23:36:10,200 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 23:36:10,200 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 23:36:10,201 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 23:36:10,204 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 23:36:10,204 INFO L85 PathProgramCache]: Analyzing trace with hash -1642993465, now seen corresponding path program 1 times [2023-12-19 23:36:10,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 23:36:10,210 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2011444438] [2023-12-19 23:36:10,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 23:36:10,210 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 23:36:10,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,376 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-12-19 23:36:10,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,382 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 23:36:10,383 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 23:36:10,383 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2011444438] [2023-12-19 23:36:10,383 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2011444438] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 23:36:10,383 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 23:36:10,383 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-19 23:36:10,385 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209082553] [2023-12-19 23:36:10,386 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 23:36:10,389 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-19 23:36:10,389 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 23:36:10,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-19 23:36:10,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 23:36:10,427 INFO L87 Difference]: Start difference. First operand has 62 states, 41 states have (on average 1.5365853658536586) internal successors, (63), 48 states have internal predecessors, (63), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 23:36:10,492 INFO L93 Difference]: Finished difference Result 122 states and 175 transitions. [2023-12-19 23:36:10,496 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-19 23:36:10,496 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 16 [2023-12-19 23:36:10,497 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 23:36:10,503 INFO L225 Difference]: With dead ends: 122 [2023-12-19 23:36:10,503 INFO L226 Difference]: Without dead ends: 57 [2023-12-19 23:36:10,507 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-19 23:36:10,509 INFO L413 NwaCegarLoop]: 69 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 13 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 69 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 13 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 23:36:10,510 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 69 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 13 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 23:36:10,521 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-12-19 23:36:10,533 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-12-19 23:36:10,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 38 states have (on average 1.394736842105263) internal successors, (53), 44 states have internal predecessors, (53), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2023-12-19 23:36:10,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 76 transitions. [2023-12-19 23:36:10,536 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 76 transitions. Word has length 16 [2023-12-19 23:36:10,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 23:36:10,537 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 76 transitions. [2023-12-19 23:36:10,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,537 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 76 transitions. [2023-12-19 23:36:10,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-19 23:36:10,538 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 23:36:10,538 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 23:36:10,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-12-19 23:36:10,539 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 23:36:10,539 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 23:36:10,539 INFO L85 PathProgramCache]: Analyzing trace with hash 1607950197, now seen corresponding path program 1 times [2023-12-19 23:36:10,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 23:36:10,540 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1833550529] [2023-12-19 23:36:10,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 23:36:10,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 23:36:10,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-12-19 23:36:10,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,616 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 23:36:10,616 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 23:36:10,616 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1833550529] [2023-12-19 23:36:10,616 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1833550529] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 23:36:10,616 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 23:36:10,616 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-19 23:36:10,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [133440906] [2023-12-19 23:36:10,617 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 23:36:10,622 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-19 23:36:10,622 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 23:36:10,623 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-19 23:36:10,623 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 23:36:10,623 INFO L87 Difference]: Start difference. First operand 57 states and 76 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,643 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 23:36:10,643 INFO L93 Difference]: Finished difference Result 84 states and 110 transitions. [2023-12-19 23:36:10,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-19 23:36:10,645 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 17 [2023-12-19 23:36:10,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 23:36:10,646 INFO L225 Difference]: With dead ends: 84 [2023-12-19 23:36:10,646 INFO L226 Difference]: Without dead ends: 49 [2023-12-19 23:36:10,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-19 23:36:10,648 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 14 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 94 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 23:36:10,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 94 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 23:36:10,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2023-12-19 23:36:10,652 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 49. [2023-12-19 23:36:10,652 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 49 states, 33 states have (on average 1.4242424242424243) internal successors, (47), 39 states have internal predecessors, (47), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2023-12-19 23:36:10,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 65 transitions. [2023-12-19 23:36:10,653 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 65 transitions. Word has length 17 [2023-12-19 23:36:10,653 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 23:36:10,654 INFO L495 AbstractCegarLoop]: Abstraction has 49 states and 65 transitions. [2023-12-19 23:36:10,654 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,654 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 65 transitions. [2023-12-19 23:36:10,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-19 23:36:10,654 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 23:36:10,655 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 23:36:10,655 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-12-19 23:36:10,655 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 23:36:10,655 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 23:36:10,655 INFO L85 PathProgramCache]: Analyzing trace with hash -447024884, now seen corresponding path program 1 times [2023-12-19 23:36:10,656 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 23:36:10,656 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [245257497] [2023-12-19 23:36:10,656 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 23:36:10,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 23:36:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,742 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2023-12-19 23:36:10,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:10,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 23:36:10,745 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 23:36:10,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [245257497] [2023-12-19 23:36:10,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [245257497] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 23:36:10,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 23:36:10,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-19 23:36:10,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929329405] [2023-12-19 23:36:10,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 23:36:10,746 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-19 23:36:10,746 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 23:36:10,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-19 23:36:10,747 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-19 23:36:10,747 INFO L87 Difference]: Start difference. First operand 49 states and 65 transitions. Second operand has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 23:36:10,840 INFO L93 Difference]: Finished difference Result 133 states and 178 transitions. [2023-12-19 23:36:10,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 23:36:10,842 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-12-19 23:36:10,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 23:36:10,844 INFO L225 Difference]: With dead ends: 133 [2023-12-19 23:36:10,844 INFO L226 Difference]: Without dead ends: 86 [2023-12-19 23:36:10,844 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-19 23:36:10,846 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 88 mSDsluCounter, 85 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 92 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 23:36:10,847 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [92 Valid, 144 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 23:36:10,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-19 23:36:10,856 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 83. [2023-12-19 23:36:10,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 83 states, 57 states have (on average 1.4385964912280702) internal successors, (82), 66 states have internal predecessors, (82), 14 states have call successors, (14), 11 states have call predecessors, (14), 11 states have return successors, (15), 11 states have call predecessors, (15), 14 states have call successors, (15) [2023-12-19 23:36:10,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 83 states and 111 transitions. [2023-12-19 23:36:10,857 INFO L78 Accepts]: Start accepts. Automaton has 83 states and 111 transitions. Word has length 20 [2023-12-19 23:36:10,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 23:36:10,858 INFO L495 AbstractCegarLoop]: Abstraction has 83 states and 111 transitions. [2023-12-19 23:36:10,858 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 4.25) internal successors, (17), 4 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:10,858 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2023-12-19 23:36:10,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-19 23:36:10,859 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 23:36:10,859 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 23:36:10,859 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-12-19 23:36:10,859 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 23:36:10,860 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 23:36:10,860 INFO L85 PathProgramCache]: Analyzing trace with hash -832780157, now seen corresponding path program 1 times [2023-12-19 23:36:10,860 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 23:36:10,860 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1476431977] [2023-12-19 23:36:10,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 23:36:10,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 23:36:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:11,016 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2023-12-19 23:36:11,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:11,031 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 23:36:11,031 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 23:36:11,031 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1476431977] [2023-12-19 23:36:11,031 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1476431977] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 23:36:11,032 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 23:36:11,032 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-12-19 23:36:11,032 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [294090667] [2023-12-19 23:36:11,032 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 23:36:11,032 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-19 23:36:11,032 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 23:36:11,033 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-19 23:36:11,033 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-12-19 23:36:11,033 INFO L87 Difference]: Start difference. First operand 83 states and 111 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:11,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 23:36:11,140 INFO L93 Difference]: Finished difference Result 243 states and 333 transitions. [2023-12-19 23:36:11,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-19 23:36:11,141 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 23 [2023-12-19 23:36:11,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 23:36:11,146 INFO L225 Difference]: With dead ends: 243 [2023-12-19 23:36:11,146 INFO L226 Difference]: Without dead ends: 162 [2023-12-19 23:36:11,151 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-12-19 23:36:11,155 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 42 mSDsluCounter, 191 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 245 SdHoareTripleChecker+Invalid, 86 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-19 23:36:11,156 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 245 Invalid, 86 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-19 23:36:11,156 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2023-12-19 23:36:11,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 160. [2023-12-19 23:36:11,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 109 states have (on average 1.4036697247706422) internal successors, (153), 126 states have internal predecessors, (153), 28 states have call successors, (28), 22 states have call predecessors, (28), 22 states have return successors, (32), 22 states have call predecessors, (32), 28 states have call successors, (32) [2023-12-19 23:36:11,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 213 transitions. [2023-12-19 23:36:11,172 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 213 transitions. Word has length 23 [2023-12-19 23:36:11,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 23:36:11,172 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 213 transitions. [2023-12-19 23:36:11,172 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-19 23:36:11,172 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 213 transitions. [2023-12-19 23:36:11,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-19 23:36:11,173 INFO L187 NwaCegarLoop]: Found error trace [2023-12-19 23:36:11,173 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-19 23:36:11,173 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-12-19 23:36:11,174 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-19 23:36:11,174 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-19 23:36:11,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1958373569, now seen corresponding path program 1 times [2023-12-19 23:36:11,174 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-12-19 23:36:11,174 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [195740020] [2023-12-19 23:36:11,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-19 23:36:11,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-19 23:36:11,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:11,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2023-12-19 23:36:11,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:11,244 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2023-12-19 23:36:11,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-19 23:36:11,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-19 23:36:11,247 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-12-19 23:36:11,247 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [195740020] [2023-12-19 23:36:11,247 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [195740020] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-19 23:36:11,247 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-19 23:36:11,247 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-19 23:36:11,247 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [200096264] [2023-12-19 23:36:11,247 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-19 23:36:11,247 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-12-19 23:36:11,247 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-12-19 23:36:11,248 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-12-19 23:36:11,248 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-12-19 23:36:11,248 INFO L87 Difference]: Start difference. First operand 160 states and 213 transitions. Second operand has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-19 23:36:11,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-19 23:36:11,313 INFO L93 Difference]: Finished difference Result 288 states and 389 transitions. [2023-12-19 23:36:11,314 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-19 23:36:11,314 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 27 [2023-12-19 23:36:11,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-19 23:36:11,315 INFO L225 Difference]: With dead ends: 288 [2023-12-19 23:36:11,315 INFO L226 Difference]: Without dead ends: 0 [2023-12-19 23:36:11,316 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2023-12-19 23:36:11,318 INFO L413 NwaCegarLoop]: 17 mSDtfsCounter, 38 mSDsluCounter, 27 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 13 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 44 SdHoareTripleChecker+Invalid, 81 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 13 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-19 23:36:11,318 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [39 Valid, 44 Invalid, 81 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [13 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-19 23:36:11,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-19 23:36:11,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-19 23:36:11,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-12-19 23:36:11,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-19 23:36:11,320 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2023-12-19 23:36:11,320 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-19 23:36:11,320 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-19 23:36:11,320 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 4.4) internal successors, (22), 4 states have internal predecessors, (22), 1 states have call successors, (3), 3 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-19 23:36:11,320 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-19 23:36:11,320 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-19 23:36:11,322 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-19 23:36:11,323 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2023-12-19 23:36:11,326 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-19 23:36:11,528 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 201 208) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 201 208) the Hoare annotation is: true [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 160 166) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 160 166) the Hoare annotation is: true [2023-12-19 23:36:11,533 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 851 862) the Hoare annotation is: (or (not (= ~pumpRunning~0 0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point L855-1(lines 851 862) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 851 862) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 863 871) the Hoare annotation is: true [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 863 871) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 703 732) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point L728(lines 703 732) no Hoare annotation was computed. [2023-12-19 23:36:11,533 INFO L899 garLoopResultBuilder]: For program point L724(line 724) no Hoare annotation was computed. [2023-12-19 23:36:11,534 INFO L899 garLoopResultBuilder]: For program point L717(lines 717 721) no Hoare annotation was computed. [2023-12-19 23:36:11,534 INFO L902 garLoopResultBuilder]: At program point L717-1(lines 717 721) the Hoare annotation is: true [2023-12-19 23:36:11,534 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 703 732) the Hoare annotation is: true [2023-12-19 23:36:11,534 INFO L902 garLoopResultBuilder]: At program point L713-2(lines 713 727) the Hoare annotation is: true [2023-12-19 23:36:11,534 INFO L902 garLoopResultBuilder]: At program point L709(line 709) the Hoare annotation is: true [2023-12-19 23:36:11,534 INFO L899 garLoopResultBuilder]: For program point L709-1(line 709) no Hoare annotation was computed. [2023-12-19 23:36:11,534 INFO L899 garLoopResultBuilder]: For program point L147-1(lines 147 153) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L176(lines 176 184) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L172(lines 172 189) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L895 garLoopResultBuilder]: At program point L804(line 804) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L804-1(line 804) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L697(line 697) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L895 garLoopResultBuilder]: At program point L214(line 214) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L214-1(line 214) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L140-1(lines 139 158) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L895 garLoopResultBuilder]: At program point L182(line 182) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-12-19 23:36:11,535 INFO L895 garLoopResultBuilder]: At program point L178(line 178) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L810(lines 810 816) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 136 159) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L806(lines 806 819) no Hoare annotation was computed. [2023-12-19 23:36:11,535 INFO L899 garLoopResultBuilder]: For program point L806-1(lines 798 822) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L831(lines 831 835) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L831-2(lines 827 838) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L187-1(lines 168 192) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 136 159) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 697) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L895 garLoopResultBuilder]: At program point L271(line 271) the Hoare annotation is: false [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L119(lines 56 123) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L86(lines 86 92) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L86-1(lines 86 92) no Hoare annotation was computed. [2023-12-19 23:36:11,536 INFO L899 garLoopResultBuilder]: For program point L784(lines 784 791) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L895 garLoopResultBuilder]: At program point L78(line 78) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L784-2(lines 784 791) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L895 garLoopResultBuilder]: At program point L116(lines 65 117) the Hoare annotation is: false [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L269(lines 269 275) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L269-1(lines 269 275) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L104(lines 104 110) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L895 garLoopResultBuilder]: At program point L104-2(lines 96 111) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L67(lines 66 115) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L899 garLoopResultBuilder]: For program point L96(lines 96 111) no Hoare annotation was computed. [2023-12-19 23:36:11,538 INFO L895 garLoopResultBuilder]: At program point L88(line 88) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-12-19 23:36:11,539 INFO L895 garLoopResultBuilder]: At program point L113(lines 66 115) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= |ULTIMATE.start_main_~tmp~5#1| 1)) [2023-12-19 23:36:11,539 INFO L899 garLoopResultBuilder]: For program point L76(lines 76 82) no Hoare annotation was computed. [2023-12-19 23:36:11,539 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2023-12-19 23:36:11,539 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 839 850) no Hoare annotation was computed. [2023-12-19 23:36:11,539 INFO L899 garLoopResultBuilder]: For program point L843-1(lines 839 850) no Hoare annotation was computed. [2023-12-19 23:36:11,539 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 839 850) the Hoare annotation is: true [2023-12-19 23:36:11,541 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-19 23:36:11,543 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-19 23:36:11,551 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 11:36:11 BoogieIcfgContainer [2023-12-19 23:36:11,552 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-19 23:36:11,552 INFO L158 Benchmark]: Toolchain (without parser) took 2095.69ms. Allocated memory was 204.5MB in the beginning and 260.0MB in the end (delta: 55.6MB). Free memory was 164.2MB in the beginning and 117.1MB in the end (delta: 47.0MB). Peak memory consumption was 103.0MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,552 INFO L158 Benchmark]: CDTParser took 0.08ms. Allocated memory is still 204.5MB. Free memory is still 152.4MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-19 23:36:11,553 INFO L158 Benchmark]: CACSL2BoogieTranslator took 279.56ms. Allocated memory is still 204.5MB. Free memory was 164.2MB in the beginning and 144.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,553 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.78ms. Allocated memory is still 204.5MB. Free memory was 144.8MB in the beginning and 142.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,553 INFO L158 Benchmark]: Boogie Preprocessor took 36.36ms. Allocated memory is still 204.5MB. Free memory was 142.8MB in the beginning and 140.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,553 INFO L158 Benchmark]: RCFGBuilder took 327.36ms. Allocated memory is still 204.5MB. Free memory was 140.7MB in the beginning and 121.2MB in the end (delta: 19.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,554 INFO L158 Benchmark]: TraceAbstraction took 1411.90ms. Allocated memory was 204.5MB in the beginning and 260.0MB in the end (delta: 55.6MB). Free memory was 120.8MB in the beginning and 117.1MB in the end (delta: 3.7MB). Peak memory consumption was 60.0MB. Max. memory is 8.0GB. [2023-12-19 23:36:11,555 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.08ms. Allocated memory is still 204.5MB. Free memory is still 152.4MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 279.56ms. Allocated memory is still 204.5MB. Free memory was 164.2MB in the beginning and 144.8MB in the end (delta: 19.4MB). Peak memory consumption was 18.9MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 36.78ms. Allocated memory is still 204.5MB. Free memory was 144.8MB in the beginning and 142.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 36.36ms. Allocated memory is still 204.5MB. Free memory was 142.8MB in the beginning and 140.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 327.36ms. Allocated memory is still 204.5MB. Free memory was 140.7MB in the beginning and 121.2MB in the end (delta: 19.5MB). Peak memory consumption was 19.9MB. Max. memory is 8.0GB. * TraceAbstraction took 1411.90ms. Allocated memory was 204.5MB in the beginning and 260.0MB in the end (delta: 55.6MB). Free memory was 120.8MB in the beginning and 117.1MB in the end (delta: 3.7MB). Peak memory consumption was 60.0MB. Max. memory is 8.0GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 49]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [49] - GenericResultAtLocation [Line: 124]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [124] - GenericResultAtLocation [Line: 288]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [288] - GenericResultAtLocation [Line: 654]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [654] - GenericResultAtLocation [Line: 692]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [692] - GenericResultAtLocation [Line: 701]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [701] - GenericResultAtLocation [Line: 797]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [797] - GenericResultAtLocation [Line: 823]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [823] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 697]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 193 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 182 mSDsluCounter, 596 SdHoareTripleChecker+Invalid, 0.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 342 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 212 IncrementalHoareTripleChecker+Invalid, 236 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 254 mSDtfsCounter, 212 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 37 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=160occurred in iteration=4, InterpolantAutomatonStates: 23, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 21 LocationsWithAnnotation, 181 PreInvPairs, 207 NumberOfFragments, 99 HoareAnnotationTreeSize, 181 FormulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 21 FormulaSimplificationsInter, 679 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 103 NumberOfCodeBlocks, 103 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 98 ConstructedInterpolants, 0 QuantifiedInterpolants, 193 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 713]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 66]: Loop Invariant Derived loop invariant: (((pumpRunning == 0) && (splverifierCounter == 0)) && (tmp == 1)) - InvariantResult [Line: 65]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2023-12-19 23:36:11,577 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...