/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_Bitvector.epf -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -i ../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 06:01:34,190 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 06:01:34,259 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-25 06:01:34,262 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 06:01:34,262 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 06:01:34,296 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 06:01:34,297 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 06:01:34,297 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 06:01:34,298 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 06:01:34,298 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 06:01:34,298 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 06:01:34,299 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 06:01:34,299 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 06:01:34,299 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 06:01:34,300 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 06:01:34,300 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 06:01:34,300 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 06:01:34,301 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-25 06:01:34,301 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-25 06:01:34,301 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 06:01:34,302 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 06:01:34,302 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 06:01:34,302 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 06:01:34,303 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-25 06:01:34,303 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-25 06:01:34,303 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 06:01:34,304 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-25 06:01:34,304 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-25 06:01:34,304 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 06:01:34,304 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 06:01:34,305 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 06:01:34,305 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 06:01:34,305 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 06:01:34,305 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 06:01:34,306 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 06:01:34,306 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 06:01:34,306 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 06:01:34,306 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 06:01:34,307 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-25 06:01:34,307 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-25 06:01:34,307 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 06:01:34,308 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 06:01:34,308 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 06:01:34,308 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 06:01:34,308 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 06:01:34,308 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-25 06:01:34,308 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-25 06:01:34,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 06:01:34,543 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 06:01:34,545 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 06:01:34,546 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 06:01:34,547 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 06:01:34,548 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2023-12-25 06:01:35,833 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 06:01:36,041 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 06:01:36,042 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec2_product28.cil.c [2023-12-25 06:01:36,051 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe529ce3/b1fc1543d471468897af28c28713d353/FLAGa24bea87b [2023-12-25 06:01:36,063 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fbe529ce3/b1fc1543d471468897af28c28713d353 [2023-12-25 06:01:36,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 06:01:36,067 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 06:01:36,067 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 06:01:36,068 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 06:01:36,072 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 06:01:36,072 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,074 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404b918a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36, skipping insertion in model container [2023-12-25 06:01:36,074 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,125 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 06:01:36,253 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_spec2_product28.cil.c[2141,2154] [2023-12-25 06:01:36,346 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:36,362 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-25 06:01:36,367 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 06:01:36,388 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_spec2_product28.cil.c[2141,2154] [2023-12-25 06:01:36,438 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:36,446 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 06:01:36,455 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [49] [2023-12-25 06:01:36,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] [2023-12-25 06:01:36,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] [2023-12-25 06:01:36,456 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] [2023-12-25 06:01:36,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] [2023-12-25 06:01:36,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] [2023-12-25 06:01:36,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] [2023-12-25 06:01:36,457 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] [2023-12-25 06:01:36,461 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_spec2_product28.cil.c[2141,2154] [2023-12-25 06:01:36,496 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:36,513 INFO L206 MainTranslator]: Completed translation [2023-12-25 06:01:36,515 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36 WrapperNode [2023-12-25 06:01:36,515 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 06:01:36,516 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 06:01:36,516 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 06:01:36,517 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 06:01:36,523 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,551 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,574 INFO L138 Inliner]: procedures = 58, calls = 99, calls flagged for inlining = 23, calls inlined = 18, statements flattened = 165 [2023-12-25 06:01:36,575 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 06:01:36,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 06:01:36,575 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 06:01:36,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 06:01:36,585 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,585 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,592 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,616 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]. [2023-12-25 06:01:36,616 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,616 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,621 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,630 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,631 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,632 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,634 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 06:01:36,635 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 06:01:36,635 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 06:01:36,635 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 06:01:36,636 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (1/1) ... [2023-12-25 06:01:36,649 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 06:01:36,662 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 06:01:36,674 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) [2023-12-25 06:01:36,681 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 [2023-12-25 06:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 06:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-25 06:01:36,714 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-25 06:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-25 06:01:36,714 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-25 06:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-25 06:01:36,714 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-25 06:01:36,714 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-25 06:01:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-25 06:01:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-25 06:01:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-25 06:01:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-25 06:01:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-25 06:01:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-25 06:01:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-25 06:01:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-25 06:01:36,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 06:01:36,715 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 06:01:36,780 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 06:01:36,781 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 06:01:37,011 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 06:01:37,075 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 06:01:37,076 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-25 06:01:37,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 06:01:37 BoogieIcfgContainer [2023-12-25 06:01:37,076 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 06:01:37,077 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 06:01:37,078 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 06:01:37,084 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 06:01:37,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 06:01:36" (1/3) ... [2023-12-25 06:01:37,085 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84498e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 06:01:37, skipping insertion in model container [2023-12-25 06:01:37,085 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:36" (2/3) ... [2023-12-25 06:01:37,086 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@84498e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 06:01:37, skipping insertion in model container [2023-12-25 06:01:37,086 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 06:01:37" (3/3) ... [2023-12-25 06:01:37,087 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product28.cil.c [2023-12-25 06:01:37,100 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 06:01:37,100 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 06:01:37,141 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 06:01:37,147 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;@3ce257d2, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 06:01:37,147 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 06:01:37,154 INFO L276 IsEmpty]: Start isEmpty. Operand has 63 states, 43 states have (on average 1.558139534883721) internal successors, (67), 50 states have internal predecessors, (67), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2023-12-25 06:01:37,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-25 06:01:37,171 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:37,172 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:37,172 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:37,177 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:37,177 INFO L85 PathProgramCache]: Analyzing trace with hash 107310022, now seen corresponding path program 1 times [2023-12-25 06:01:37,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:37,193 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1322344381] [2023-12-25 06:01:37,193 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:37,193 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:37,193 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:37,195 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-25 06:01:37,201 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-12-25 06:01:37,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:37,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-25 06:01:37,296 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:37,316 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:37,316 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:37,317 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:37,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1322344381] [2023-12-25 06:01:37,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1322344381] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:37,318 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:37,318 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-25 06:01:37,319 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [375102186] [2023-12-25 06:01:37,320 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:37,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-25 06:01:37,324 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:37,350 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-25 06:01:37,351 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-25 06:01:37,352 INFO L87 Difference]: Start difference. First operand has 63 states, 43 states have (on average 1.558139534883721) internal successors, (67), 50 states have internal predecessors, (67), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:37,402 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:37,402 INFO L93 Difference]: Finished difference Result 124 states and 179 transitions. [2023-12-25 06:01:37,403 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-25 06:01:37,404 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 1 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 [2023-12-25 06:01:37,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:37,410 INFO L225 Difference]: With dead ends: 124 [2023-12-25 06:01:37,410 INFO L226 Difference]: Without dead ends: 58 [2023-12-25 06:01:37,412 INFO L412 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 [2023-12-25 06:01:37,414 INFO L413 NwaCegarLoop]: 70 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 70 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:37,415 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 70 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:37,426 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-12-25 06:01:37,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-12-25 06:01:37,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 40 states have (on average 1.425) internal successors, (57), 46 states have internal predecessors, (57), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2023-12-25 06:01:37,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 78 transitions. [2023-12-25 06:01:37,451 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 78 transitions. Word has length 17 [2023-12-25 06:01:37,468 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:37,468 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 78 transitions. [2023-12-25 06:01:37,472 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.5) internal successors, (13), 2 states have internal predecessors, (13), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:37,472 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2023-12-25 06:01:37,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-25 06:01:37,474 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:37,474 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:37,492 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:37,675 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:37,675 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:37,676 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:37,676 INFO L85 PathProgramCache]: Analyzing trace with hash -1803246529, now seen corresponding path program 1 times [2023-12-25 06:01:37,676 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:37,676 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1670170866] [2023-12-25 06:01:37,677 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:37,677 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:37,677 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:37,678 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-25 06:01:37,679 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-12-25 06:01:37,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:37,715 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-25 06:01:37,716 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:37,741 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:37,741 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:37,745 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1670170866] [2023-12-25 06:01:37,745 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1670170866] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:37,745 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:37,745 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:37,746 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [62985751] [2023-12-25 06:01:37,746 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:37,747 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:37,747 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:37,749 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:37,749 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:37,750 INFO L87 Difference]: Start difference. First operand 58 states and 78 transitions. Second operand has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:37,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:37,785 INFO L93 Difference]: Finished difference Result 86 states and 114 transitions. [2023-12-25 06:01:37,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:37,786 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 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 18 [2023-12-25 06:01:37,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:37,788 INFO L225 Difference]: With dead ends: 86 [2023-12-25 06:01:37,788 INFO L226 Difference]: Without dead ends: 50 [2023-12-25 06:01:37,789 INFO L412 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 [2023-12-25 06:01:37,790 INFO L413 NwaCegarLoop]: 56 mSDtfsCounter, 14 mSDsluCounter, 40 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 96 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:37,790 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 96 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:37,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2023-12-25 06:01:37,797 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2023-12-25 06:01:37,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 50 states, 35 states have (on average 1.457142857142857) internal successors, (51), 41 states have internal predecessors, (51), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2023-12-25 06:01:37,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 67 transitions. [2023-12-25 06:01:37,798 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 67 transitions. Word has length 18 [2023-12-25 06:01:37,798 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:37,798 INFO L495 AbstractCegarLoop]: Abstraction has 50 states and 67 transitions. [2023-12-25 06:01:37,798 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.666666666666667) internal successors, (14), 3 states have internal predecessors, (14), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:37,798 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2023-12-25 06:01:37,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-25 06:01:37,799 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:37,799 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] [2023-12-25 06:01:37,803 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-12-25 06:01:38,001 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,003 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:38,003 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:38,003 INFO L85 PathProgramCache]: Analyzing trace with hash -2136092305, now seen corresponding path program 1 times [2023-12-25 06:01:38,004 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:38,004 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1140591856] [2023-12-25 06:01:38,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:38,004 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,004 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:38,005 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-25 06:01:38,019 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-12-25 06:01:38,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:38,051 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-25 06:01:38,052 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:38,061 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:38,062 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:38,062 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:38,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1140591856] [2023-12-25 06:01:38,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1140591856] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:38,062 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:38,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:38,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442181698] [2023-12-25 06:01:38,062 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:38,063 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:38,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:38,063 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:38,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:38,063 INFO L87 Difference]: Start difference. First operand 50 states and 67 transitions. Second operand has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2023-12-25 06:01:38,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:38,099 INFO L93 Difference]: Finished difference Result 146 states and 198 transitions. [2023-12-25 06:01:38,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:38,099 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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 21 [2023-12-25 06:01:38,099 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:38,100 INFO L225 Difference]: With dead ends: 146 [2023-12-25 06:01:38,100 INFO L226 Difference]: Without dead ends: 98 [2023-12-25 06:01:38,101 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:38,101 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 61 mSDsluCounter, 54 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 121 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:38,101 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 121 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:38,102 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2023-12-25 06:01:38,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 95. [2023-12-25 06:01:38,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 95 states, 66 states have (on average 1.4696969696969697) internal successors, (97), 77 states have internal predecessors, (97), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-25 06:01:38,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 129 transitions. [2023-12-25 06:01:38,114 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 129 transitions. Word has length 21 [2023-12-25 06:01:38,114 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:38,114 INFO L495 AbstractCegarLoop]: Abstraction has 95 states and 129 transitions. [2023-12-25 06:01:38,114 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.0) internal successors, (18), 3 states have internal predecessors, (18), 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) [2023-12-25 06:01:38,114 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 129 transitions. [2023-12-25 06:01:38,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-25 06:01:38,115 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:38,115 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] [2023-12-25 06:01:38,119 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2023-12-25 06:01:38,319 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,320 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:38,321 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:38,321 INFO L85 PathProgramCache]: Analyzing trace with hash 2013502553, now seen corresponding path program 1 times [2023-12-25 06:01:38,321 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:38,321 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1608571512] [2023-12-25 06:01:38,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:38,321 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,322 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:38,327 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-25 06:01:38,330 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2023-12-25 06:01:38,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:38,369 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-25 06:01:38,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:38,431 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:38,431 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:38,431 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:38,431 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1608571512] [2023-12-25 06:01:38,433 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1608571512] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:38,434 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:38,434 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-25 06:01:38,434 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1789063404] [2023-12-25 06:01:38,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:38,436 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-25 06:01:38,437 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:38,437 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-25 06:01:38,437 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-25 06:01:38,438 INFO L87 Difference]: Start difference. First operand 95 states and 129 transitions. Second operand has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:38,559 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:38,559 INFO L93 Difference]: Finished difference Result 277 states and 382 transitions. [2023-12-25 06:01:38,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-25 06:01:38,560 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (2), 1 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 24 [2023-12-25 06:01:38,560 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:38,565 INFO L225 Difference]: With dead ends: 277 [2023-12-25 06:01:38,565 INFO L226 Difference]: Without dead ends: 184 [2023-12-25 06:01:38,570 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-25 06:01:38,571 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 41 mSDsluCounter, 200 mSDsCounter, 0 mSdLazyCounter, 84 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 255 SdHoareTripleChecker+Invalid, 87 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 84 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:38,571 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [42 Valid, 255 Invalid, 87 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 84 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 06:01:38,572 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 184 states. [2023-12-25 06:01:38,600 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 184 to 182. [2023-12-25 06:01:38,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 182 states, 125 states have (on average 1.432) internal successors, (179), 146 states have internal predecessors, (179), 32 states have call successors, (32), 24 states have call predecessors, (32), 24 states have return successors, (34), 22 states have call predecessors, (34), 32 states have call successors, (34) [2023-12-25 06:01:38,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 182 states and 245 transitions. [2023-12-25 06:01:38,602 INFO L78 Accepts]: Start accepts. Automaton has 182 states and 245 transitions. Word has length 24 [2023-12-25 06:01:38,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:38,602 INFO L495 AbstractCegarLoop]: Abstraction has 182 states and 245 transitions. [2023-12-25 06:01:38,602 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.2) internal successors, (21), 4 states have internal predecessors, (21), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:38,602 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 245 transitions. [2023-12-25 06:01:38,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-25 06:01:38,603 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:38,603 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, 1] [2023-12-25 06:01:38,612 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:38,803 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,804 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:38,804 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:38,804 INFO L85 PathProgramCache]: Analyzing trace with hash -1877183427, now seen corresponding path program 1 times [2023-12-25 06:01:38,805 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:38,805 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [995174137] [2023-12-25 06:01:38,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:38,805 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:38,805 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:38,806 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-12-25 06:01:38,811 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2023-12-25 06:01:38,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:38,856 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-25 06:01:38,858 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:38,900 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:38,901 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:38,901 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:38,901 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [995174137] [2023-12-25 06:01:38,901 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [995174137] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:38,901 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:38,901 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:38,901 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [576292501] [2023-12-25 06:01:38,901 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:38,901 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 06:01:38,902 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:38,902 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 06:01:38,902 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 06:01:38,902 INFO L87 Difference]: Start difference. First operand 182 states and 245 transitions. Second operand has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-25 06:01:38,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:38,937 INFO L93 Difference]: Finished difference Result 320 states and 429 transitions. [2023-12-25 06:01:38,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 06:01:38,937 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 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 28 [2023-12-25 06:01:38,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:38,937 INFO L225 Difference]: With dead ends: 320 [2023-12-25 06:01:38,938 INFO L226 Difference]: Without dead ends: 0 [2023-12-25 06:01:38,938 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-12-25 06:01:38,939 INFO L413 NwaCegarLoop]: 33 mSDtfsCounter, 22 mSDsluCounter, 32 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 22 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:38,939 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [22 Valid, 65 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:38,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-25 06:01:38,939 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-25 06:01:38,940 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) [2023-12-25 06:01:38,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-25 06:01:38,940 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 28 [2023-12-25 06:01:38,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:38,940 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-25 06:01:38,940 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.75) internal successors, (23), 3 states have internal predecessors, (23), 1 states have call successors, (3), 1 states have call predecessors, (3), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-25 06:01:38,940 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-25 06:01:38,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-25 06:01:38,942 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 06:01:38,956 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:39,144 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-12-25 06:01:39,148 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-25 06:01:39,346 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 287 294) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 287 294) the Hoare annotation is: true [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 228 234) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 228 234) the Hoare annotation is: true [2023-12-25 06:01:39,347 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 130 141) the Hoare annotation is: (or (not (= (_ bv0 32) ~pumpRunning~0)) (= ~methaneLevelCritical~0 (_ bv0 32)) (not (= |old(~methaneLevelCritical~0)| (_ bv0 32)))) [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 130 141) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 130 141) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L902 garLoopResultBuilder]: At program point L514-2(lines 514 528) the Hoare annotation is: true [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 504 533) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L902 garLoopResultBuilder]: At program point L510(line 510) the Hoare annotation is: true [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point L510-1(line 510) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point L529(lines 504 533) no Hoare annotation was computed. [2023-12-25 06:01:39,347 INFO L899 garLoopResultBuilder]: For program point L525(line 525) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 504 533) the Hoare annotation is: true [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L518(lines 518 522) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L902 garLoopResultBuilder]: At program point L518-1(lines 518 522) the Hoare annotation is: true [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L481(lines 481 498) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L481-1(lines 473 501) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L895 garLoopResultBuilder]: At program point L250(line 250) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2023-12-25 06:01:39,348 INFO L895 garLoopResultBuilder]: At program point L246(line 246) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 114) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L110-2(lines 106 117) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 492) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L895 garLoopResultBuilder]: At program point L255(line 255) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L255-1(lines 236 260) no Hoare annotation was computed. [2023-12-25 06:01:39,348 INFO L895 garLoopResultBuilder]: At program point L479(line 479) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,348 INFO L899 garLoopResultBuilder]: For program point L479-1(line 479) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L215-1(lines 215 221) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L244(lines 244 252) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L240(lines 240 257) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 204 227) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 364) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L360-2(lines 360 364) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L208-1(lines 207 226) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 204 227) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L485(lines 485 495) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 142 150) the Hoare annotation is: true [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 142 150) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L415(lines 415 421) no Hoare annotation was computed. [2023-12-25 06:01:39,349 INFO L899 garLoopResultBuilder]: For program point L415-1(lines 415 421) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L374(lines 374 380) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L374-1(lines 374 380) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 593) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L458(lines 395 462) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L425(lines 425 431) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L425-1(lines 425 431) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L586-2(lines 586 593) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L895 garLoopResultBuilder]: At program point L417(line 417) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L895 garLoopResultBuilder]: At program point L376(line 376) the Hoare annotation is: false [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L895 garLoopResultBuilder]: At program point L455(lines 404 456) the Hoare annotation is: false [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L443(lines 443 449) no Hoare annotation was computed. [2023-12-25 06:01:39,350 INFO L895 garLoopResultBuilder]: At program point L443-2(lines 435 450) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,350 INFO L899 garLoopResultBuilder]: For program point L406(lines 405 454) no Hoare annotation was computed. [2023-12-25 06:01:39,351 INFO L899 garLoopResultBuilder]: For program point L435(lines 435 450) no Hoare annotation was computed. [2023-12-25 06:01:39,351 INFO L895 garLoopResultBuilder]: At program point L427(line 427) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,351 INFO L895 garLoopResultBuilder]: At program point L452(lines 405 454) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-25 06:01:39,351 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 118 129) no Hoare annotation was computed. [2023-12-25 06:01:39,351 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 118 129) the Hoare annotation is: true [2023-12-25 06:01:39,351 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 118 129) no Hoare annotation was computed. [2023-12-25 06:01:39,353 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-25 06:01:39,354 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 06:01:39,362 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 06:01:39 BoogieIcfgContainer [2023-12-25 06:01:39,362 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 06:01:39,363 INFO L158 Benchmark]: Toolchain (without parser) took 3296.32ms. Allocated memory is still 288.4MB. Free memory was 233.4MB in the beginning and 158.8MB in the end (delta: 74.5MB). Peak memory consumption was 75.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,363 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 205.5MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 06:01:39,363 INFO L158 Benchmark]: CACSL2BoogieTranslator took 448.17ms. Allocated memory is still 288.4MB. Free memory was 233.4MB in the beginning and 207.2MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,363 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.32ms. Allocated memory is still 288.4MB. Free memory was 207.2MB in the beginning and 205.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,363 INFO L158 Benchmark]: Boogie Preprocessor took 59.17ms. Allocated memory is still 288.4MB. Free memory was 205.1MB in the beginning and 203.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,364 INFO L158 Benchmark]: RCFGBuilder took 440.97ms. Allocated memory is still 288.4MB. Free memory was 203.0MB in the beginning and 174.7MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,364 INFO L158 Benchmark]: TraceAbstraction took 2284.90ms. Allocated memory is still 288.4MB. Free memory was 173.6MB in the beginning and 158.8MB in the end (delta: 14.8MB). Peak memory consumption was 15.3MB. Max. memory is 8.0GB. [2023-12-25 06:01:39,365 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 205.5MB. Free memory is still 150.3MB. There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 448.17ms. Allocated memory is still 288.4MB. Free memory was 233.4MB in the beginning and 207.2MB in the end (delta: 26.2MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 58.32ms. Allocated memory is still 288.4MB. Free memory was 207.2MB in the beginning and 205.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 59.17ms. Allocated memory is still 288.4MB. Free memory was 205.1MB in the beginning and 203.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 440.97ms. Allocated memory is still 288.4MB. Free memory was 203.0MB in the beginning and 174.7MB in the end (delta: 28.3MB). Peak memory consumption was 28.3MB. Max. memory is 8.0GB. * TraceAbstraction took 2284.90ms. Allocated memory is still 288.4MB. Free memory was 173.6MB in the beginning and 158.8MB in the end (delta: 14.8MB). Peak memory consumption was 15.3MB. 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,"featureselect.i","") [49] - GenericResultAtLocation [Line: 87]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [87] - GenericResultAtLocation [Line: 96]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [96] - GenericResultAtLocation [Line: 192]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [192] - GenericResultAtLocation [Line: 393]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [393] - GenericResultAtLocation [Line: 463]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification2_spec.i","") [463] - GenericResultAtLocation [Line: 502]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [502] - GenericResultAtLocation [Line: 599]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [599] * 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: 92]: 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, 63 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.2s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 143 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 138 mSDsluCounter, 607 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 326 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 166 IncrementalHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 281 mSDtfsCounter, 166 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 106 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=182occurred in iteration=4, InterpolantAutomatonStates: 19, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 5 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 20 LocationsWithAnnotation, 170 PreInvPairs, 194 NumberOfFragments, 82 HoareAnnotationTreeSize, 170 FormulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 20 FormulaSimplificationsInter, 577 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 108 NumberOfCodeBlocks, 108 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 103 ConstructedInterpolants, 0 QuantifiedInterpolants, 207 SizeOfPredicates, 5 NumberOfNonLiveVariables, 414 ConjunctsInSsa, 17 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: 404]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 405]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0) && (0 == pumpRunning)) - InvariantResult [Line: 514]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-12-25 06:01:39,376 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...