/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_spec5_product21.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-16 17:42:15,362 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-16 17:42:15,428 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Bitvector.epf [2023-12-16 17:42:15,431 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-16 17:42:15,432 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-16 17:42:15,453 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-16 17:42:15,454 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-16 17:42:15,454 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-16 17:42:15,455 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-16 17:42:15,457 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-16 17:42:15,458 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-16 17:42:15,458 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-16 17:42:15,458 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-16 17:42:15,459 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-16 17:42:15,459 INFO L153 SettingsManager]: * Use SBE=true [2023-12-16 17:42:15,459 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-16 17:42:15,460 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-16 17:42:15,460 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-16 17:42:15,460 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-16 17:42:15,460 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-16 17:42:15,461 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-16 17:42:15,461 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-16 17:42:15,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-16 17:42:15,462 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-16 17:42:15,463 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-16 17:42:15,463 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-16 17:42:15,463 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 17:42:15,464 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-16 17:42:15,464 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-16 17:42:15,465 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-16 17:42:15,465 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-16 17:42:15,465 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-16 17:42:15,465 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-16 17:42:15,466 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-16 17:42:15,466 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-16 17:42:15,615 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-16 17:42:15,629 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-16 17:42:15,630 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-16 17:42:15,631 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-16 17:42:15,631 INFO L274 PluginConnector]: CDTParser initialized [2023-12-16 17:42:15,632 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2023-12-16 17:42:16,906 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-16 17:42:17,129 INFO L384 CDTParser]: Found 1 translation units. [2023-12-16 17:42:17,129 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec5_product21.cil.c [2023-12-16 17:42:17,138 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c79d3f155/c4833a8dde4d4d948a68e3eb195b7376/FLAG8b0bc7b13 [2023-12-16 17:42:17,157 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c79d3f155/c4833a8dde4d4d948a68e3eb195b7376 [2023-12-16 17:42:17,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-16 17:42:17,160 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-16 17:42:17,160 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-16 17:42:17,160 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-16 17:42:17,165 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-16 17:42:17,166 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,167 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7fae1d76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17, skipping insertion in model container [2023-12-16 17:42:17,167 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,201 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 17:42:17,379 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_spec5_product21.cil.c[3727,3740] [2023-12-16 17:42:17,447 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 17:42:17,459 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-16 17:42:17,470 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-16 17:42:17,489 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_spec5_product21.cil.c[3727,3740] [2023-12-16 17:42:17,539 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 17:42:17,545 INFO L202 MainTranslator]: Completed pre-run [2023-12-16 17:42:17,552 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [49] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [155] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [207] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [216] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [309] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [344] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [710] [2023-12-16 17:42:17,553 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [775] [2023-12-16 17:42:17,559 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_spec5_product21.cil.c[3727,3740] [2023-12-16 17:42:17,580 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-16 17:42:17,593 INFO L206 MainTranslator]: Completed translation [2023-12-16 17:42:17,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17 WrapperNode [2023-12-16 17:42:17,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-16 17:42:17,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-16 17:42:17,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-16 17:42:17,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-16 17:42:17,598 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,609 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,632 INFO L138 Inliner]: procedures = 57, calls = 100, calls flagged for inlining = 22, calls inlined = 19, statements flattened = 183 [2023-12-16 17:42:17,632 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-16 17:42:17,633 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-16 17:42:17,633 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-16 17:42:17,633 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-16 17:42:17,642 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,642 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,648 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,661 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]. [2023-12-16 17:42:17,661 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,662 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,666 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,668 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,669 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,670 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,674 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-16 17:42:17,675 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-16 17:42:17,676 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-16 17:42:17,676 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-16 17:42:17,676 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (1/1) ... [2023-12-16 17:42:17,680 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-16 17:42:17,711 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-16 17:42:17,721 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) [2023-12-16 17:42:17,748 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 [2023-12-16 17:42:17,765 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-16 17:42:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-16 17:42:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-16 17:42:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-16 17:42:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-16 17:42:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-16 17:42:17,766 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-16 17:42:17,766 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-16 17:42:17,767 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-16 17:42:17,767 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-16 17:42:17,768 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2023-12-16 17:42:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-16 17:42:17,768 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2023-12-16 17:42:17,770 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2023-12-16 17:42:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-16 17:42:17,770 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-16 17:42:17,770 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-16 17:42:17,770 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-16 17:42:17,771 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-16 17:42:17,771 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-16 17:42:17,853 INFO L241 CfgBuilder]: Building ICFG [2023-12-16 17:42:17,855 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-16 17:42:18,063 INFO L282 CfgBuilder]: Performing block encoding [2023-12-16 17:42:18,153 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-16 17:42:18,153 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-16 17:42:18,153 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:42:18 BoogieIcfgContainer [2023-12-16 17:42:18,153 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-16 17:42:18,155 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-16 17:42:18,155 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-16 17:42:18,157 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-16 17:42:18,157 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.12 05:42:17" (1/3) ... [2023-12-16 17:42:18,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2345c906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:42:18, skipping insertion in model container [2023-12-16 17:42:18,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.12 05:42:17" (2/3) ... [2023-12-16 17:42:18,158 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2345c906 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.12 05:42:18, skipping insertion in model container [2023-12-16 17:42:18,158 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.12 05:42:18" (3/3) ... [2023-12-16 17:42:18,159 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product21.cil.c [2023-12-16 17:42:18,171 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-16 17:42:18,172 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-16 17:42:18,214 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-16 17:42:18,218 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;@657c1687, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-16 17:42:18,218 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-16 17:42:18,221 INFO L276 IsEmpty]: Start isEmpty. Operand has 71 states, 47 states have (on average 1.5319148936170213) internal successors, (72), 55 states have internal predecessors, (72), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2023-12-16 17:42:18,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-16 17:42:18,227 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 17:42:18,228 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 17:42:18,228 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 17:42:18,231 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 17:42:18,231 INFO L85 PathProgramCache]: Analyzing trace with hash 1910767065, now seen corresponding path program 1 times [2023-12-16 17:42:18,240 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 17:42:18,240 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1709134982] [2023-12-16 17:42:18,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 17:42:18,240 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 [2023-12-16 17:42:18,241 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 17:42:18,243 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) [2023-12-16 17:42:18,258 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 [2023-12-16 17:42:18,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 17:42:18,317 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-16 17:42:18,321 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 17:42:18,339 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-16 17:42:18,339 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 17:42:18,339 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 17:42:18,339 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1709134982] [2023-12-16 17:42:18,340 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1709134982] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 17:42:18,340 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 17:42:18,340 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 17:42:18,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [177612686] [2023-12-16 17:42:18,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 17:42:18,344 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-16 17:42:18,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 17:42:18,373 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-16 17:42:18,373 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 17:42:18,375 INFO L87 Difference]: Start difference. First operand has 71 states, 47 states have (on average 1.5319148936170213) internal successors, (72), 55 states have internal predecessors, (72), 14 states have call successors, (14), 8 states have call predecessors, (14), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) Second operand has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-16 17:42:18,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 17:42:18,432 INFO L93 Difference]: Finished difference Result 140 states and 201 transitions. [2023-12-16 17:42:18,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-16 17:42:18,434 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 22 [2023-12-16 17:42:18,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 17:42:18,441 INFO L225 Difference]: With dead ends: 140 [2023-12-16 17:42:18,441 INFO L226 Difference]: Without dead ends: 66 [2023-12-16 17:42:18,445 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-16 17:42:18,447 INFO L413 NwaCegarLoop]: 81 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, 81 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 [2023-12-16 17:42:18,449 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 81 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 17:42:18,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2023-12-16 17:42:18,479 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 66. [2023-12-16 17:42:18,480 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 66 states, 44 states have (on average 1.4090909090909092) internal successors, (62), 51 states have internal predecessors, (62), 14 states have call successors, (14), 8 states have call predecessors, (14), 7 states have return successors, (13), 9 states have call predecessors, (13), 13 states have call successors, (13) [2023-12-16 17:42:18,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 89 transitions. [2023-12-16 17:42:18,488 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 89 transitions. Word has length 22 [2023-12-16 17:42:18,489 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 17:42:18,489 INFO L495 AbstractCegarLoop]: Abstraction has 66 states and 89 transitions. [2023-12-16 17:42:18,489 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 7.5) internal successors, (15), 2 states have internal predecessors, (15), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-16 17:42:18,490 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 89 transitions. [2023-12-16 17:42:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-16 17:42:18,492 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 17:42:18,493 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 17:42:18,495 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 (2)] Ended with exit code 0 [2023-12-16 17:42:18,694 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 [2023-12-16 17:42:18,695 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 17:42:18,696 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 17:42:18,696 INFO L85 PathProgramCache]: Analyzing trace with hash -445836962, now seen corresponding path program 1 times [2023-12-16 17:42:18,697 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 17:42:18,697 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1589938518] [2023-12-16 17:42:18,697 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 17:42:18,697 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 [2023-12-16 17:42:18,697 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 17:42:18,700 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) [2023-12-16 17:42:18,701 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 [2023-12-16 17:42:18,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 17:42:18,776 INFO L262 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-16 17:42:18,777 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 17:42:18,797 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-16 17:42:18,797 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 17:42:18,797 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 17:42:18,800 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1589938518] [2023-12-16 17:42:18,800 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1589938518] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 17:42:18,800 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 17:42:18,800 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-16 17:42:18,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639186522] [2023-12-16 17:42:18,801 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 17:42:18,802 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-16 17:42:18,802 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 17:42:18,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-16 17:42:18,802 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:18,802 INFO L87 Difference]: Start difference. First operand 66 states and 89 transitions. Second operand has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-16 17:42:18,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 17:42:18,828 INFO L93 Difference]: Finished difference Result 105 states and 141 transitions. [2023-12-16 17:42:18,829 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-16 17:42:18,829 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 23 [2023-12-16 17:42:18,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 17:42:18,830 INFO L225 Difference]: With dead ends: 105 [2023-12-16 17:42:18,830 INFO L226 Difference]: Without dead ends: 58 [2023-12-16 17:42:18,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:18,831 INFO L413 NwaCegarLoop]: 67 mSDtfsCounter, 11 mSDsluCounter, 53 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 14 SdHoareTripleChecker+Valid, 120 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 17:42:18,831 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [14 Valid, 120 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 17:42:18,832 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-12-16 17:42:18,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-12-16 17:42:18,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 39 states have (on average 1.435897435897436) internal successors, (56), 46 states have internal predecessors, (56), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2023-12-16 17:42:18,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 78 transitions. [2023-12-16 17:42:18,836 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 78 transitions. Word has length 23 [2023-12-16 17:42:18,837 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 17:42:18,837 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 78 transitions. [2023-12-16 17:42:18,837 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.333333333333333) internal successors, (16), 3 states have internal predecessors, (16), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2023-12-16 17:42:18,837 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 78 transitions. [2023-12-16 17:42:18,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-16 17:42:18,838 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 17:42:18,838 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 17:42:18,844 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 [2023-12-16 17:42:19,040 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 [2023-12-16 17:42:19,041 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 17:42:19,042 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 17:42:19,042 INFO L85 PathProgramCache]: Analyzing trace with hash -419798387, now seen corresponding path program 1 times [2023-12-16 17:42:19,042 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 17:42:19,043 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1892662948] [2023-12-16 17:42:19,043 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 17:42:19,043 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 [2023-12-16 17:42:19,043 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 17:42:19,044 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) [2023-12-16 17:42:19,070 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 [2023-12-16 17:42:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 17:42:19,081 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-16 17:42:19,082 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 17:42:19,104 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-16 17:42:19,104 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 17:42:19,104 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 17:42:19,104 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1892662948] [2023-12-16 17:42:19,104 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1892662948] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 17:42:19,104 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 17:42:19,104 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 17:42:19,104 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141360895] [2023-12-16 17:42:19,104 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 17:42:19,105 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-16 17:42:19,105 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 17:42:19,105 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-16 17:42:19,105 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:19,105 INFO L87 Difference]: Start difference. First operand 58 states and 78 transitions. Second operand has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-16 17:42:19,136 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 17:42:19,136 INFO L93 Difference]: Finished difference Result 114 states and 155 transitions. [2023-12-16 17:42:19,136 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-16 17:42:19,137 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 26 [2023-12-16 17:42:19,137 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 17:42:19,137 INFO L225 Difference]: With dead ends: 114 [2023-12-16 17:42:19,137 INFO L226 Difference]: Without dead ends: 58 [2023-12-16 17:42:19,138 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:19,138 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 61 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 65 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 17:42:19,139 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 65 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 17:42:19,139 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2023-12-16 17:42:19,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2023-12-16 17:42:19,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 58 states, 39 states have (on average 1.4102564102564104) internal successors, (55), 46 states have internal predecessors, (55), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2023-12-16 17:42:19,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 77 transitions. [2023-12-16 17:42:19,144 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 77 transitions. Word has length 26 [2023-12-16 17:42:19,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 17:42:19,145 INFO L495 AbstractCegarLoop]: Abstraction has 58 states and 77 transitions. [2023-12-16 17:42:19,145 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.0) internal successors, (21), 2 states have internal predecessors, (21), 2 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2023-12-16 17:42:19,145 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 77 transitions. [2023-12-16 17:42:19,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-16 17:42:19,146 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 17:42:19,146 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 17:42:19,151 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 (4)] Forceful destruction successful, exit code 0 [2023-12-16 17:42:19,348 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 [2023-12-16 17:42:19,349 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 17:42:19,349 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 17:42:19,349 INFO L85 PathProgramCache]: Analyzing trace with hash 880092822, now seen corresponding path program 1 times [2023-12-16 17:42:19,349 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 17:42:19,349 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [208484942] [2023-12-16 17:42:19,349 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 17:42:19,350 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 [2023-12-16 17:42:19,350 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 17:42:19,351 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) [2023-12-16 17:42:19,357 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 [2023-12-16 17:42:19,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 17:42:19,417 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-16 17:42:19,422 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 17:42:19,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-16 17:42:19,466 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 17:42:19,466 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 17:42:19,466 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [208484942] [2023-12-16 17:42:19,468 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [208484942] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 17:42:19,468 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 17:42:19,468 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-16 17:42:19,468 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [660431939] [2023-12-16 17:42:19,468 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 17:42:19,470 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-16 17:42:19,470 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 17:42:19,471 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-16 17:42:19,471 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:19,471 INFO L87 Difference]: Start difference. First operand 58 states and 77 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-12-16 17:42:19,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 17:42:19,498 INFO L93 Difference]: Finished difference Result 102 states and 135 transitions. [2023-12-16 17:42:19,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-16 17:42:19,498 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 32 [2023-12-16 17:42:19,499 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 17:42:19,500 INFO L225 Difference]: With dead ends: 102 [2023-12-16 17:42:19,501 INFO L226 Difference]: Without dead ends: 46 [2023-12-16 17:42:19,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-16 17:42:19,507 INFO L413 NwaCegarLoop]: 45 mSDtfsCounter, 38 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 10 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 45 SdHoareTripleChecker+Invalid, 12 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 10 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-16 17:42:19,507 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 45 Invalid, 12 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 10 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-16 17:42:19,509 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2023-12-16 17:42:19,515 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 46. [2023-12-16 17:42:19,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 46 states, 32 states have (on average 1.28125) internal successors, (41), 35 states have internal predecessors, (41), 7 states have call successors, (7), 6 states have call predecessors, (7), 6 states have return successors, (7), 7 states have call predecessors, (7), 7 states have call successors, (7) [2023-12-16 17:42:19,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 55 transitions. [2023-12-16 17:42:19,517 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 55 transitions. Word has length 32 [2023-12-16 17:42:19,517 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 17:42:19,517 INFO L495 AbstractCegarLoop]: Abstraction has 46 states and 55 transitions. [2023-12-16 17:42:19,517 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2023-12-16 17:42:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 55 transitions. [2023-12-16 17:42:19,520 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-16 17:42:19,520 INFO L187 NwaCegarLoop]: Found error trace [2023-12-16 17:42:19,521 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-16 17:42:19,523 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 [2023-12-16 17:42:19,723 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 [2023-12-16 17:42:19,723 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-16 17:42:19,724 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-16 17:42:19,724 INFO L85 PathProgramCache]: Analyzing trace with hash 1920021665, now seen corresponding path program 1 times [2023-12-16 17:42:19,724 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-16 17:42:19,725 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1475243124] [2023-12-16 17:42:19,725 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-16 17:42:19,725 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 [2023-12-16 17:42:19,725 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-16 17:42:19,727 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) [2023-12-16 17:42:19,730 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 [2023-12-16 17:42:19,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-16 17:42:19,770 INFO L262 TraceCheckSpWp]: Trace formula consists of 100 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-16 17:42:19,774 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-16 17:42:19,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-16 17:42:19,831 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-16 17:42:19,832 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-16 17:42:19,832 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1475243124] [2023-12-16 17:42:19,832 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1475243124] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-16 17:42:19,832 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-16 17:42:19,832 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-12-16 17:42:19,832 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1145959672] [2023-12-16 17:42:19,832 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-16 17:42:19,832 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-12-16 17:42:19,832 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-16 17:42:19,833 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-12-16 17:42:19,833 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-12-16 17:42:19,833 INFO L87 Difference]: Start difference. First operand 46 states and 55 transitions. Second operand has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-16 17:42:19,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-16 17:42:19,936 INFO L93 Difference]: Finished difference Result 88 states and 107 transitions. [2023-12-16 17:42:19,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-16 17:42:19,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 36 [2023-12-16 17:42:19,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-16 17:42:19,937 INFO L225 Difference]: With dead ends: 88 [2023-12-16 17:42:19,937 INFO L226 Difference]: Without dead ends: 0 [2023-12-16 17:42:19,937 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2023-12-16 17:42:19,937 INFO L413 NwaCegarLoop]: 25 mSDtfsCounter, 42 mSDsluCounter, 79 mSDsCounter, 0 mSdLazyCounter, 117 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 104 SdHoareTripleChecker+Invalid, 131 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 117 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-16 17:42:19,938 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 104 Invalid, 131 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 117 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-16 17:42:19,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-16 17:42:19,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-16 17:42:19,938 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) [2023-12-16 17:42:19,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-16 17:42:19,938 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2023-12-16 17:42:19,939 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-16 17:42:19,939 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-16 17:42:19,939 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (5), 3 states have call predecessors, (5), 4 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2023-12-16 17:42:19,939 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-16 17:42:19,939 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-16 17:42:19,941 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-16 17:42:19,955 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 [2023-12-16 17:42:20,156 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 [2023-12-16 17:42:20,158 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-16 17:42:20,329 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 875 882) no Hoare annotation was computed. [2023-12-16 17:42:20,329 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 875 882) the Hoare annotation is: true [2023-12-16 17:42:20,329 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 808 814) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 808 814) the Hoare annotation is: true [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L251-1(lines 247 258) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 247 258) the Hoare annotation is: true [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 247 258) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L895 garLoopResultBuilder]: At program point L861(line 861) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L861-1(lines 842 866) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L895 garLoopResultBuilder]: At program point L188(line 188) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L188-1(line 188) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L795-1(lines 795 801) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L788(lines 788 794) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L788-2(lines 784 806) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 858) no Hoare annotation was computed. [2023-12-16 17:42:20,330 INFO L899 garLoopResultBuilder]: For program point L846(lines 846 863) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L895 garLoopResultBuilder]: At program point L173(line 173) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L173-1(line 173) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L227(lines 227 231) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L227-2(lines 223 234) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L190(lines 190 200) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L186(lines 186 203) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L186-1(lines 178 206) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 781 807) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L191(lines 191 197) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L895 garLoopResultBuilder]: At program point L856(line 856) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32)))) [2023-12-16 17:42:20,331 INFO L895 garLoopResultBuilder]: At program point L852(line 852) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32)))) [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point L212(line 212) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 781 807) no Hoare annotation was computed. [2023-12-16 17:42:20,331 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 212) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L902 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L902 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2023-12-16 17:42:20,332 INFO L902 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L77(lines 52 81) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 52 81) the Hoare annotation is: true [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L895 garLoopResultBuilder]: At program point L733(line 733) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,332 INFO L895 garLoopResultBuilder]: At program point L767(lines 720 768) the Hoare annotation is: false [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L722(lines 721 766) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L899 garLoopResultBuilder]: For program point L751(lines 751 762) no Hoare annotation was computed. [2023-12-16 17:42:20,332 INFO L895 garLoopResultBuilder]: At program point L743(line 743) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L895 garLoopResultBuilder]: At program point L764(lines 721 766) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L731(lines 731 737) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L757(lines 757 761) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L895 garLoopResultBuilder]: At program point L757-2(lines 751 762) the Hoare annotation is: (and (= ~systemActive~0 (_ bv1 32)) (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L741(lines 741 747) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L741-1(lines 741 747) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L770(lines 711 774) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 235 246) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L899 garLoopResultBuilder]: For program point L239-1(lines 235 246) no Hoare annotation was computed. [2023-12-16 17:42:20,333 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 235 246) the Hoare annotation is: true [2023-12-16 17:42:20,333 INFO L895 garLoopResultBuilder]: At program point L830(line 830) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32)))) [2023-12-16 17:42:20,333 INFO L895 garLoopResultBuilder]: At program point L826(line 826) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32)))) [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point L824(lines 824 832) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point L820(lines 820 837) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point L948(lines 948 952) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point L948-2(lines 948 952) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 816 840) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,334 INFO L895 garLoopResultBuilder]: At program point L835(line 835) the Hoare annotation is: (or (not (= ~systemActive~0 (_ bv1 32))) (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point L835-1(lines 816 840) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 816 840) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 894 902) no Hoare annotation was computed. [2023-12-16 17:42:20,334 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 894 902) the Hoare annotation is: true [2023-12-16 17:42:20,336 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2023-12-16 17:42:20,337 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-16 17:42:20,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.12 05:42:20 BoogieIcfgContainer [2023-12-16 17:42:20,343 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-16 17:42:20,344 INFO L158 Benchmark]: Toolchain (without parser) took 3184.32ms. Allocated memory is still 254.8MB. Free memory was 203.3MB in the beginning and 214.2MB in the end (delta: -10.9MB). Peak memory consumption was 90.6MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,344 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 211.8MB. Free memory was 163.0MB in the beginning and 162.9MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-16 17:42:20,344 INFO L158 Benchmark]: CACSL2BoogieTranslator took 433.17ms. Allocated memory is still 254.8MB. Free memory was 203.3MB in the beginning and 177.4MB in the end (delta: 25.9MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,344 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.24ms. Allocated memory is still 254.8MB. Free memory was 177.4MB in the beginning and 175.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,344 INFO L158 Benchmark]: Boogie Preprocessor took 41.10ms. Allocated memory is still 254.8MB. Free memory was 175.1MB in the beginning and 172.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,345 INFO L158 Benchmark]: RCFGBuilder took 477.98ms. Allocated memory is still 254.8MB. Free memory was 172.6MB in the beginning and 221.1MB in the end (delta: -48.5MB). Peak memory consumption was 30.7MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,345 INFO L158 Benchmark]: TraceAbstraction took 2188.59ms. Allocated memory is still 254.8MB. Free memory was 220.6MB in the beginning and 214.2MB in the end (delta: 6.4MB). Peak memory consumption was 107.1MB. Max. memory is 8.0GB. [2023-12-16 17:42:20,346 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 211.8MB. Free memory was 163.0MB in the beginning and 162.9MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 433.17ms. Allocated memory is still 254.8MB. Free memory was 203.3MB in the beginning and 177.4MB in the end (delta: 25.9MB). Peak memory consumption was 26.2MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.24ms. Allocated memory is still 254.8MB. Free memory was 177.4MB in the beginning and 175.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 41.10ms. Allocated memory is still 254.8MB. Free memory was 175.1MB in the beginning and 172.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 477.98ms. Allocated memory is still 254.8MB. Free memory was 172.6MB in the beginning and 221.1MB in the end (delta: -48.5MB). Peak memory consumption was 30.7MB. Max. memory is 8.0GB. * TraceAbstraction took 2188.59ms. Allocated memory is still 254.8MB. Free memory was 220.6MB in the beginning and 214.2MB in the end (delta: 6.4MB). Peak memory consumption was 107.1MB. 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,"Test.i","") [49] - GenericResultAtLocation [Line: 155]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification5_spec.i","") [155] - GenericResultAtLocation [Line: 207]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [207] - GenericResultAtLocation [Line: 216]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [216] - GenericResultAtLocation [Line: 309]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [309] - GenericResultAtLocation [Line: 344]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [344] - GenericResultAtLocation [Line: 710]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [710] - GenericResultAtLocation [Line: 775]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [775] * 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: 212]: 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 9 procedures, 71 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.1s, OverallIterations: 5, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 157 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 152 mSDsluCounter, 415 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 132 mSDsCounter, 16 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 173 IncrementalHoareTripleChecker+Invalid, 189 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 16 mSolverCounterUnsat, 283 mSDtfsCounter, 173 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 127 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=71occurred in iteration=0, InterpolantAutomatonStates: 18, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 147 PreInvPairs, 153 NumberOfFragments, 158 HoareAnnotationTreeSize, 147 FormulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 24 FormulaSimplificationsInter, 102 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 139 NumberOfCodeBlocks, 139 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 134 ConstructedInterpolants, 0 QuantifiedInterpolants, 270 SizeOfPredicates, 4 NumberOfNonLiveVariables, 460 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 10/10 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: 720]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 721]: Loop Invariant Derived loop invariant: (((systemActive == 1) && (splverifierCounter == 0)) && (0 == pumpRunning)) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-12-16 17:42:20,372 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...