/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_spec1_product63.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.4-tmp.fs.bitabs-eval-d9c3e40-m [2023-12-25 06:01:08,053 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-25 06:01:08,121 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 06:01:08,125 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-25 06:01:08,125 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-12-25 06:01:08,149 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-25 06:01:08,149 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-12-25 06:01:08,149 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-12-25 06:01:08,150 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-12-25 06:01:08,153 INFO L153 SettingsManager]: * Use memory slicer=true [2023-12-25 06:01:08,153 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-25 06:01:08,153 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-12-25 06:01:08,154 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-25 06:01:08,155 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-25 06:01:08,155 INFO L153 SettingsManager]: * Use SBE=true [2023-12-25 06:01:08,155 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-25 06:01:08,155 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-25 06:01:08,155 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-25 06:01:08,156 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * Allow undefined functions=false [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-25 06:01:08,157 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-25 06:01:08,158 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-25 06:01:08,158 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-12-25 06:01:08,158 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-12-25 06:01:08,158 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 06:01:08,159 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-12-25 06:01:08,159 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-12-25 06:01:08,160 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-25 06:01:08,160 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-12-25 06:01:08,160 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-25 06:01:08,160 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-12-25 06:01:08,160 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2023-12-25 06:01:08,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-25 06:01:08,397 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-25 06:01:08,400 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-25 06:01:08,401 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-25 06:01:08,401 INFO L274 PluginConnector]: CDTParser initialized [2023-12-25 06:01:08,402 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2023-12-25 06:01:09,791 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-25 06:01:10,028 INFO L384 CDTParser]: Found 1 translation units. [2023-12-25 06:01:10,029 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c [2023-12-25 06:01:10,042 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfbfe496/5225a73525b941cfbf5b90be87222a98/FLAG826413bfa [2023-12-25 06:01:10,062 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/4cfbfe496/5225a73525b941cfbf5b90be87222a98 [2023-12-25 06:01:10,065 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-25 06:01:10,066 INFO L133 ToolchainWalker]: Walking toolchain with 5 elements. [2023-12-25 06:01:10,069 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-25 06:01:10,069 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-25 06:01:10,073 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-25 06:01:10,074 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,075 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f44473e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10, skipping insertion in model container [2023-12-25 06:01:10,075 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,129 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 06:01:10,351 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2023-12-25 06:01:10,463 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:10,481 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-25 06:01:10,491 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-25 06:01:10,515 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2023-12-25 06:01:10,561 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:10,575 INFO L202 MainTranslator]: Completed pre-run [2023-12-25 06:01:10,583 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"MinePump.i","") [49] [2023-12-25 06:01:10,585 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [316] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [386] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [395] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [860] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [886] [2023-12-25 06:01:10,586 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [990] [2023-12-25 06:01:10,608 WARN L239 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product63.cil.c[6160,6173] [2023-12-25 06:01:10,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-25 06:01:10,667 INFO L206 MainTranslator]: Completed translation [2023-12-25 06:01:10,668 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10 WrapperNode [2023-12-25 06:01:10,668 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-25 06:01:10,670 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-25 06:01:10,670 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-25 06:01:10,670 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-25 06:01:10,675 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,726 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,753 INFO L138 Inliner]: procedures = 60, calls = 106, calls flagged for inlining = 23, calls inlined = 20, statements flattened = 207 [2023-12-25 06:01:10,754 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-25 06:01:10,754 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-25 06:01:10,754 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-25 06:01:10,755 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-25 06:01:10,765 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,779 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,808 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 06:01:10,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,809 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,813 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,816 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,817 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,818 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,827 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-25 06:01:10,828 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-25 06:01:10,828 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-25 06:01:10,828 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-25 06:01:10,829 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (1/1) ... [2023-12-25 06:01:10,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2023-12-25 06:01:10,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-12-25 06:01:10,864 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 06:01:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-25 06:01:10,887 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2023-12-25 06:01:10,887 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2023-12-25 06:01:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2023-12-25 06:01:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2023-12-25 06:01:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2023-12-25 06:01:10,888 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2023-12-25 06:01:10,888 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2023-12-25 06:01:10,881 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 06:01:10,889 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2023-12-25 06:01:10,891 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2023-12-25 06:01:10,892 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2023-12-25 06:01:10,892 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2023-12-25 06:01:10,893 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2023-12-25 06:01:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-12-25 06:01:10,895 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2023-12-25 06:01:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2023-12-25 06:01:10,896 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2023-12-25 06:01:10,896 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2023-12-25 06:01:10,897 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2023-12-25 06:01:10,897 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2023-12-25 06:01:10,898 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2023-12-25 06:01:10,898 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2023-12-25 06:01:10,901 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-25 06:01:10,901 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-25 06:01:10,999 INFO L241 CfgBuilder]: Building ICFG [2023-12-25 06:01:11,001 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-25 06:01:11,319 INFO L282 CfgBuilder]: Performing block encoding [2023-12-25 06:01:11,404 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-25 06:01:11,404 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-25 06:01:11,405 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 06:01:11 BoogieIcfgContainer [2023-12-25 06:01:11,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-25 06:01:11,407 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-12-25 06:01:11,407 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-12-25 06:01:11,410 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-12-25 06:01:11,410 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.12 06:01:10" (1/3) ... [2023-12-25 06:01:11,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2061de37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 06:01:11, skipping insertion in model container [2023-12-25 06:01:11,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.12 06:01:10" (2/3) ... [2023-12-25 06:01:11,411 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2061de37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.12 06:01:11, skipping insertion in model container [2023-12-25 06:01:11,411 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.12 06:01:11" (3/3) ... [2023-12-25 06:01:11,422 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product63.cil.c [2023-12-25 06:01:11,438 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-12-25 06:01:11,438 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-12-25 06:01:11,476 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-12-25 06:01:11,481 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;@499b4410, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-12-25 06:01:11,481 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-12-25 06:01:11,486 INFO L276 IsEmpty]: Start isEmpty. Operand has 91 states, 60 states have (on average 1.5) internal successors, (90), 71 states have internal predecessors, (90), 19 states have call successors, (19), 10 states have call predecessors, (19), 10 states have return successors, (19), 14 states have call predecessors, (19), 19 states have call successors, (19) [2023-12-25 06:01:11,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-12-25 06:01:11,494 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:11,495 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:11,496 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:11,501 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:11,501 INFO L85 PathProgramCache]: Analyzing trace with hash 1706072838, now seen corresponding path program 1 times [2023-12-25 06:01:11,514 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:11,515 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [63737882] [2023-12-25 06:01:11,515 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:11,516 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 06:01:11,516 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:11,528 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 06:01:11,566 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 06:01:11,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:11,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-25 06:01:11,619 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:11,644 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 06:01:11,645 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:11,645 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:11,645 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [63737882] [2023-12-25 06:01:11,646 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [63737882] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:11,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:11,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-25 06:01:11,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [744482776] [2023-12-25 06:01:11,649 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:11,652 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-12-25 06:01:11,653 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:11,680 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-12-25 06:01:11,681 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-12-25 06:01:11,683 INFO L87 Difference]: Start difference. First operand has 91 states, 60 states have (on average 1.5) internal successors, (90), 71 states have internal predecessors, (90), 19 states have call successors, (19), 10 states have call predecessors, (19), 10 states have return successors, (19), 14 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 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 06:01:11,759 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:11,760 INFO L93 Difference]: Finished difference Result 180 states and 257 transitions. [2023-12-25 06:01:11,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-12-25 06:01:11,762 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 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 16 [2023-12-25 06:01:11,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:11,771 INFO L225 Difference]: With dead ends: 180 [2023-12-25 06:01:11,772 INFO L226 Difference]: Without dead ends: 86 [2023-12-25 06:01:11,776 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 15 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 06:01:11,780 INFO L413 NwaCegarLoop]: 107 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 16 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 107 SdHoareTripleChecker+Invalid, 16 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 16 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:11,782 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 107 Invalid, 16 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 16 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:11,797 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2023-12-25 06:01:11,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 86. [2023-12-25 06:01:11,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 57 states have (on average 1.4035087719298245) internal successors, (80), 67 states have internal predecessors, (80), 19 states have call successors, (19), 10 states have call predecessors, (19), 9 states have return successors, (18), 13 states have call predecessors, (18), 18 states have call successors, (18) [2023-12-25 06:01:11,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 117 transitions. [2023-12-25 06:01:11,833 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 117 transitions. Word has length 16 [2023-12-25 06:01:11,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:11,833 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 117 transitions. [2023-12-25 06:01:11,833 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 6.0) internal successors, (12), 2 states have internal predecessors, (12), 1 states have call successors, (3), 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 06:01:11,834 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 117 transitions. [2023-12-25 06:01:11,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-25 06:01:11,837 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:11,838 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 06:01:11,861 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 [2023-12-25 06:01:12,041 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 06:01:12,042 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:12,043 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:12,043 INFO L85 PathProgramCache]: Analyzing trace with hash -2126597316, now seen corresponding path program 1 times [2023-12-25 06:01:12,044 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:12,044 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [670817853] [2023-12-25 06:01:12,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:12,044 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 06:01:12,045 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:12,062 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 06:01:12,086 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 06:01:12,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:12,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-25 06:01:12,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:12,139 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 06:01:12,139 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:12,139 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:12,142 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [670817853] [2023-12-25 06:01:12,142 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [670817853] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:12,142 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:12,142 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:12,142 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [87541727] [2023-12-25 06:01:12,142 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:12,143 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:12,143 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:12,144 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:12,144 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:12,144 INFO L87 Difference]: Start difference. First operand 86 states and 117 transitions. Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 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 06:01:12,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:12,207 INFO L93 Difference]: Finished difference Result 142 states and 192 transitions. [2023-12-25 06:01:12,207 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:12,207 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 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 06:01:12,208 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:12,210 INFO L225 Difference]: With dead ends: 142 [2023-12-25 06:01:12,210 INFO L226 Difference]: Without dead ends: 78 [2023-12-25 06:01:12,213 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:12,214 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 14 mSDsluCounter, 76 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 169 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:12,215 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 169 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:12,217 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2023-12-25 06:01:12,228 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2023-12-25 06:01:12,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 52 states have (on average 1.4230769230769231) internal successors, (74), 62 states have internal predecessors, (74), 16 states have call successors, (16), 9 states have call predecessors, (16), 9 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2023-12-25 06:01:12,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 106 transitions. [2023-12-25 06:01:12,230 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 106 transitions. Word has length 17 [2023-12-25 06:01:12,230 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:12,230 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 106 transitions. [2023-12-25 06:01:12,230 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 1 states have call successors, (3), 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 06:01:12,231 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2023-12-25 06:01:12,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-25 06:01:12,231 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:12,231 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:12,247 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 06:01:12,436 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 06:01:12,437 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:12,437 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:12,438 INFO L85 PathProgramCache]: Analyzing trace with hash -1717343287, now seen corresponding path program 1 times [2023-12-25 06:01:12,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:12,438 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [430135991] [2023-12-25 06:01:12,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:12,438 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 06:01:12,438 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:12,443 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 06:01:12,444 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 06:01:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:12,533 INFO L262 TraceCheckSpWp]: Trace formula consists of 74 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-25 06:01:12,535 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:12,580 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 06:01:12,580 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:12,582 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:12,597 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [430135991] [2023-12-25 06:01:12,597 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [430135991] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:12,597 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:12,597 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-25 06:01:12,597 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [186752677] [2023-12-25 06:01:12,597 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:12,598 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:12,598 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:12,599 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:12,599 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:12,599 INFO L87 Difference]: Start difference. First operand 78 states and 106 transitions. Second operand has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:12,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:12,694 INFO L93 Difference]: Finished difference Result 230 states and 315 transitions. [2023-12-25 06:01:12,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:12,695 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 20 [2023-12-25 06:01:12,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:12,699 INFO L225 Difference]: With dead ends: 230 [2023-12-25 06:01:12,699 INFO L226 Difference]: Without dead ends: 154 [2023-12-25 06:01:12,700 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 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 06:01:12,702 INFO L413 NwaCegarLoop]: 106 mSDtfsCounter, 93 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 93 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:12,703 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [93 Valid, 197 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:12,704 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2023-12-25 06:01:12,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 151. [2023-12-25 06:01:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 100 states have (on average 1.43) internal successors, (143), 119 states have internal predecessors, (143), 32 states have call successors, (32), 18 states have call predecessors, (32), 18 states have return successors, (32), 21 states have call predecessors, (32), 32 states have call successors, (32) [2023-12-25 06:01:12,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 207 transitions. [2023-12-25 06:01:12,733 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 207 transitions. Word has length 20 [2023-12-25 06:01:12,733 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:12,733 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 207 transitions. [2023-12-25 06:01:12,733 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 2 states have internal predecessors, (17), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2023-12-25 06:01:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 207 transitions. [2023-12-25 06:01:12,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-25 06:01:12,735 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:12,735 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:12,739 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 [2023-12-25 06:01:12,937 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 06:01:12,937 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:12,938 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:12,938 INFO L85 PathProgramCache]: Analyzing trace with hash 1372780797, now seen corresponding path program 1 times [2023-12-25 06:01:12,938 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:12,938 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1348536213] [2023-12-25 06:01:12,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:12,938 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 06:01:12,939 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:12,939 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 06:01:12,964 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 06:01:13,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:13,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 77 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-25 06:01:13,006 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:13,092 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 06:01:13,092 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:13,092 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:13,092 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1348536213] [2023-12-25 06:01:13,093 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1348536213] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:13,093 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:13,093 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-12-25 06:01:13,093 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1914146818] [2023-12-25 06:01:13,093 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:13,093 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-12-25 06:01:13,094 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:13,094 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-12-25 06:01:13,094 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2023-12-25 06:01:13,094 INFO L87 Difference]: Start difference. First operand 151 states and 207 transitions. Second operand has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 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 06:01:13,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:13,338 INFO L93 Difference]: Finished difference Result 447 states and 620 transitions. [2023-12-25 06:01:13,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-12-25 06:01:13,339 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 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 23 [2023-12-25 06:01:13,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:13,341 INFO L225 Difference]: With dead ends: 447 [2023-12-25 06:01:13,341 INFO L226 Difference]: Without dead ends: 298 [2023-12-25 06:01:13,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 18 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 06:01:13,342 INFO L413 NwaCegarLoop]: 92 mSDtfsCounter, 81 mSDsluCounter, 332 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 83 SdHoareTripleChecker+Valid, 424 SdHoareTripleChecker+Invalid, 113 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:13,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [83 Valid, 424 Invalid, 113 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 06:01:13,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 298 states. [2023-12-25 06:01:13,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 298 to 296. [2023-12-25 06:01:13,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 296 states, 195 states have (on average 1.4102564102564104) internal successors, (275), 232 states have internal predecessors, (275), 64 states have call successors, (64), 36 states have call predecessors, (64), 36 states have return successors, (66), 42 states have call predecessors, (66), 64 states have call successors, (66) [2023-12-25 06:01:13,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 405 transitions. [2023-12-25 06:01:13,362 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 405 transitions. Word has length 23 [2023-12-25 06:01:13,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:13,363 INFO L495 AbstractCegarLoop]: Abstraction has 296 states and 405 transitions. [2023-12-25 06:01:13,363 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 4.0) internal successors, (20), 4 states have internal predecessors, (20), 1 states have call successors, (2), 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 06:01:13,363 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 405 transitions. [2023-12-25 06:01:13,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-25 06:01:13,364 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:13,365 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:13,369 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 (5)] Ended with exit code 0 [2023-12-25 06:01:13,567 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 06:01:13,567 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:13,568 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:13,568 INFO L85 PathProgramCache]: Analyzing trace with hash 1041901945, now seen corresponding path program 1 times [2023-12-25 06:01:13,568 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:13,568 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1098049959] [2023-12-25 06:01:13,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:13,568 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 06:01:13,569 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:13,570 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 06:01:13,571 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 06:01:13,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:13,629 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-25 06:01:13,630 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:13,683 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 06:01:13,683 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:13,683 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:13,683 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1098049959] [2023-12-25 06:01:13,683 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1098049959] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:13,683 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:13,683 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:13,683 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442685684] [2023-12-25 06:01:13,683 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:13,684 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 06:01:13,684 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:13,684 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 06:01:13,684 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 06:01:13,684 INFO L87 Difference]: Start difference. First operand 296 states and 405 transitions. Second operand has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 06:01:13,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:13,762 INFO L93 Difference]: Finished difference Result 776 states and 1076 transitions. [2023-12-25 06:01:13,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-12-25 06:01:13,762 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 27 [2023-12-25 06:01:13,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:13,765 INFO L225 Difference]: With dead ends: 776 [2023-12-25 06:01:13,765 INFO L226 Difference]: Without dead ends: 482 [2023-12-25 06:01:13,766 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 24 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 06:01:13,766 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 55 mSDsluCounter, 153 mSDsCounter, 0 mSdLazyCounter, 54 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 55 SdHoareTripleChecker+Valid, 242 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 54 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:13,766 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [55 Valid, 242 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 54 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:13,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2023-12-25 06:01:13,791 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2023-12-25 06:01:13,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 476 states, 323 states have (on average 1.328173374613003) internal successors, (429), 360 states have internal predecessors, (429), 84 states have call successors, (84), 68 states have call predecessors, (84), 68 states have return successors, (112), 74 states have call predecessors, (112), 84 states have call successors, (112) [2023-12-25 06:01:13,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 625 transitions. [2023-12-25 06:01:13,794 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 625 transitions. Word has length 27 [2023-12-25 06:01:13,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:13,794 INFO L495 AbstractCegarLoop]: Abstraction has 476 states and 625 transitions. [2023-12-25 06:01:13,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 5.5) internal successors, (22), 3 states have internal predecessors, (22), 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 06:01:13,794 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 625 transitions. [2023-12-25 06:01:13,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-25 06:01:13,796 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:13,796 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:13,800 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 06:01:13,998 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 06:01:13,999 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:13,999 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:13,999 INFO L85 PathProgramCache]: Analyzing trace with hash -1433311543, now seen corresponding path program 1 times [2023-12-25 06:01:13,999 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:13,999 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1364302670] [2023-12-25 06:01:13,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:14,000 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 06:01:14,000 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:14,001 INFO L229 MonitoredProcess]: Starting monitored process 7 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 06:01:14,002 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 (7)] Waiting until timeout for monitored process [2023-12-25 06:01:14,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:14,084 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-25 06:01:14,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:14,098 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-25 06:01:14,098 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:14,098 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:14,098 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1364302670] [2023-12-25 06:01:14,098 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1364302670] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:14,098 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:14,098 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 06:01:14,098 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [885792586] [2023-12-25 06:01:14,099 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:14,099 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 06:01:14,099 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:14,099 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 06:01:14,101 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 06:01:14,102 INFO L87 Difference]: Start difference. First operand 476 states and 625 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:14,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:14,166 INFO L93 Difference]: Finished difference Result 966 states and 1320 transitions. [2023-12-25 06:01:14,166 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 06:01:14,167 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2023-12-25 06:01:14,167 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:14,170 INFO L225 Difference]: With dead ends: 966 [2023-12-25 06:01:14,170 INFO L226 Difference]: Without dead ends: 492 [2023-12-25 06:01:14,171 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 06:01:14,174 INFO L413 NwaCegarLoop]: 93 mSDtfsCounter, 2 mSDsluCounter, 180 mSDsCounter, 0 mSdLazyCounter, 45 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3 SdHoareTripleChecker+Valid, 273 SdHoareTripleChecker+Invalid, 46 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 45 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:14,175 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [3 Valid, 273 Invalid, 46 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 45 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:14,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 492 states. [2023-12-25 06:01:14,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 492 to 484. [2023-12-25 06:01:14,208 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 484 states, 331 states have (on average 1.3202416918429003) internal successors, (437), 368 states have internal predecessors, (437), 84 states have call successors, (84), 68 states have call predecessors, (84), 68 states have return successors, (112), 74 states have call predecessors, (112), 84 states have call successors, (112) [2023-12-25 06:01:14,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 484 states to 484 states and 633 transitions. [2023-12-25 06:01:14,212 INFO L78 Accepts]: Start accepts. Automaton has 484 states and 633 transitions. Word has length 51 [2023-12-25 06:01:14,212 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:14,212 INFO L495 AbstractCegarLoop]: Abstraction has 484 states and 633 transitions. [2023-12-25 06:01:14,212 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:14,212 INFO L276 IsEmpty]: Start isEmpty. Operand 484 states and 633 transitions. [2023-12-25 06:01:14,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-25 06:01:14,214 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:14,215 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:14,230 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 (7)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:14,417 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /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 06:01:14,418 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:14,418 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:14,418 INFO L85 PathProgramCache]: Analyzing trace with hash -1371271929, now seen corresponding path program 1 times [2023-12-25 06:01:14,418 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:14,418 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [314355285] [2023-12-25 06:01:14,419 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:14,419 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 06:01:14,419 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:14,420 INFO L229 MonitoredProcess]: Starting monitored process 8 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 06:01:14,467 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 (8)] Waiting until timeout for monitored process [2023-12-25 06:01:14,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:14,510 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-25 06:01:14,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:14,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-25 06:01:14,535 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:14,535 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:14,535 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [314355285] [2023-12-25 06:01:14,535 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [314355285] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:14,536 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:14,536 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-12-25 06:01:14,536 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [546656742] [2023-12-25 06:01:14,536 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:14,536 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-12-25 06:01:14,536 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:14,537 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-12-25 06:01:14,537 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-12-25 06:01:14,537 INFO L87 Difference]: Start difference. First operand 484 states and 633 transitions. Second operand has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:14,593 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:14,594 INFO L93 Difference]: Finished difference Result 994 states and 1352 transitions. [2023-12-25 06:01:14,594 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-12-25 06:01:14,594 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2023-12-25 06:01:14,596 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:14,598 INFO L225 Difference]: With dead ends: 994 [2023-12-25 06:01:14,598 INFO L226 Difference]: Without dead ends: 512 [2023-12-25 06:01:14,600 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 48 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 06:01:14,600 INFO L413 NwaCegarLoop]: 95 mSDtfsCounter, 6 mSDsluCounter, 184 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 279 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:14,601 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 279 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:14,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2023-12-25 06:01:14,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 492. [2023-12-25 06:01:14,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 492 states, 339 states have (on average 1.3126843657817109) internal successors, (445), 376 states have internal predecessors, (445), 84 states have call successors, (84), 68 states have call predecessors, (84), 68 states have return successors, (112), 74 states have call predecessors, (112), 84 states have call successors, (112) [2023-12-25 06:01:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 492 states to 492 states and 641 transitions. [2023-12-25 06:01:14,634 INFO L78 Accepts]: Start accepts. Automaton has 492 states and 641 transitions. Word has length 51 [2023-12-25 06:01:14,639 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:14,639 INFO L495 AbstractCegarLoop]: Abstraction has 492 states and 641 transitions. [2023-12-25 06:01:14,639 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 9.25) internal successors, (37), 4 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:14,639 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 641 transitions. [2023-12-25 06:01:14,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-25 06:01:14,642 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:14,642 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:14,656 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 (8)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:14,845 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /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 06:01:14,845 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:14,846 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:14,846 INFO L85 PathProgramCache]: Analyzing trace with hash -1880745019, now seen corresponding path program 1 times [2023-12-25 06:01:14,846 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:14,846 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [145001439] [2023-12-25 06:01:14,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:14,846 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 06:01:14,846 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:14,849 INFO L229 MonitoredProcess]: Starting monitored process 9 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 06:01:14,851 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 (9)] Waiting until timeout for monitored process [2023-12-25 06:01:14,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:14,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-25 06:01:14,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:14,946 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-25 06:01:14,946 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:14,946 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:14,946 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [145001439] [2023-12-25 06:01:14,947 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [145001439] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:14,947 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:14,947 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-12-25 06:01:14,947 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1605497648] [2023-12-25 06:01:14,947 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:14,948 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:14,948 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:14,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:14,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:14,949 INFO L87 Difference]: Start difference. First operand 492 states and 641 transitions. Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:15,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:15,018 INFO L93 Difference]: Finished difference Result 1168 states and 1530 transitions. [2023-12-25 06:01:15,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:15,018 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 51 [2023-12-25 06:01:15,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:15,021 INFO L225 Difference]: With dead ends: 1168 [2023-12-25 06:01:15,022 INFO L226 Difference]: Without dead ends: 678 [2023-12-25 06:01:15,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 49 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 06:01:15,024 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 33 mSDsluCounter, 87 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 33 SdHoareTripleChecker+Valid, 178 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:15,024 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [33 Valid, 178 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:15,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 678 states. [2023-12-25 06:01:15,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 678 to 678. [2023-12-25 06:01:15,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 678 states, 473 states have (on average 1.27061310782241) internal successors, (601), 514 states have internal predecessors, (601), 112 states have call successors, (112), 96 states have call predecessors, (112), 92 states have return successors, (142), 98 states have call predecessors, (142), 112 states have call successors, (142) [2023-12-25 06:01:15,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 678 states to 678 states and 855 transitions. [2023-12-25 06:01:15,058 INFO L78 Accepts]: Start accepts. Automaton has 678 states and 855 transitions. Word has length 51 [2023-12-25 06:01:15,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:15,059 INFO L495 AbstractCegarLoop]: Abstraction has 678 states and 855 transitions. [2023-12-25 06:01:15,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 2 states have internal predecessors, (37), 2 states have call successors, (7), 2 states have call predecessors, (7), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-12-25 06:01:15,059 INFO L276 IsEmpty]: Start isEmpty. Operand 678 states and 855 transitions. [2023-12-25 06:01:15,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-25 06:01:15,062 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:15,062 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:15,067 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 (9)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:15,264 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /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 06:01:15,265 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:15,265 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:15,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1392670433, now seen corresponding path program 1 times [2023-12-25 06:01:15,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:15,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [155123956] [2023-12-25 06:01:15,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:15,266 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 06:01:15,266 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:15,267 INFO L229 MonitoredProcess]: Starting monitored process 10 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 06:01:15,292 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 (10)] Waiting until timeout for monitored process [2023-12-25 06:01:15,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:15,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-25 06:01:15,317 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:15,423 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-25 06:01:15,423 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:15,423 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:15,423 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [155123956] [2023-12-25 06:01:15,423 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [155123956] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:15,423 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:15,423 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-25 06:01:15,423 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1209616123] [2023-12-25 06:01:15,424 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:15,424 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-25 06:01:15,424 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:15,424 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-25 06:01:15,425 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-25 06:01:15,425 INFO L87 Difference]: Start difference. First operand 678 states and 855 transitions. Second operand has 8 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) [2023-12-25 06:01:15,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:15,678 INFO L93 Difference]: Finished difference Result 1352 states and 1712 transitions. [2023-12-25 06:01:15,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-25 06:01:15,678 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) Word has length 55 [2023-12-25 06:01:15,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:15,682 INFO L225 Difference]: With dead ends: 1352 [2023-12-25 06:01:15,682 INFO L226 Difference]: Without dead ends: 676 [2023-12-25 06:01:15,683 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2023-12-25 06:01:15,684 INFO L413 NwaCegarLoop]: 158 mSDtfsCounter, 73 mSDsluCounter, 437 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 595 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:15,684 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 595 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-12-25 06:01:15,685 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 676 states. [2023-12-25 06:01:15,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 676 to 676. [2023-12-25 06:01:15,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 676 states, 471 states have (on average 1.2547770700636942) internal successors, (591), 510 states have internal predecessors, (591), 112 states have call successors, (112), 96 states have call predecessors, (112), 92 states have return successors, (130), 98 states have call predecessors, (130), 112 states have call successors, (130) [2023-12-25 06:01:15,729 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 676 states to 676 states and 833 transitions. [2023-12-25 06:01:15,729 INFO L78 Accepts]: Start accepts. Automaton has 676 states and 833 transitions. Word has length 55 [2023-12-25 06:01:15,729 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:15,730 INFO L495 AbstractCegarLoop]: Abstraction has 676 states and 833 transitions. [2023-12-25 06:01:15,730 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 6.666666666666667) internal successors, (40), 6 states have internal predecessors, (40), 3 states have call successors, (8), 3 states have call predecessors, (8), 5 states have return successors, (7), 5 states have call predecessors, (7), 3 states have call successors, (7) [2023-12-25 06:01:15,730 INFO L276 IsEmpty]: Start isEmpty. Operand 676 states and 833 transitions. [2023-12-25 06:01:15,732 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-25 06:01:15,732 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:15,732 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:15,745 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 (10)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:15,933 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /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 06:01:15,934 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:15,934 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:15,934 INFO L85 PathProgramCache]: Analyzing trace with hash -1446669023, now seen corresponding path program 1 times [2023-12-25 06:01:15,935 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:15,935 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1499132647] [2023-12-25 06:01:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:15,935 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 06:01:15,935 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:15,936 INFO L229 MonitoredProcess]: Starting monitored process 11 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 06:01:15,941 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 (11)] Waiting until timeout for monitored process [2023-12-25 06:01:15,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:15,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 161 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-25 06:01:16,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:16,013 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-25 06:01:16,013 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:16,013 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:16,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1499132647] [2023-12-25 06:01:16,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1499132647] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:16,014 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:16,014 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-12-25 06:01:16,014 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1277599796] [2023-12-25 06:01:16,014 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:16,014 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-12-25 06:01:16,014 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:16,015 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-12-25 06:01:16,015 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-12-25 06:01:16,015 INFO L87 Difference]: Start difference. First operand 676 states and 833 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-12-25 06:01:16,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:16,072 INFO L93 Difference]: Finished difference Result 800 states and 987 transitions. [2023-12-25 06:01:16,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-12-25 06:01:16,072 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) Word has length 78 [2023-12-25 06:01:16,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:16,074 INFO L225 Difference]: With dead ends: 800 [2023-12-25 06:01:16,074 INFO L226 Difference]: Without dead ends: 332 [2023-12-25 06:01:16,075 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 76 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 06:01:16,075 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 34 mSDsluCounter, 91 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 205 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:16,076 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 205 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-12-25 06:01:16,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 332 states. [2023-12-25 06:01:16,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 332 to 332. [2023-12-25 06:01:16,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 332 states, 231 states have (on average 1.2121212121212122) internal successors, (280), 249 states have internal predecessors, (280), 54 states have call successors, (54), 48 states have call predecessors, (54), 46 states have return successors, (63), 48 states have call predecessors, (63), 54 states have call successors, (63) [2023-12-25 06:01:16,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 332 states and 397 transitions. [2023-12-25 06:01:16,094 INFO L78 Accepts]: Start accepts. Automaton has 332 states and 397 transitions. Word has length 78 [2023-12-25 06:01:16,094 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:16,094 INFO L495 AbstractCegarLoop]: Abstraction has 332 states and 397 transitions. [2023-12-25 06:01:16,094 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 3 states have call successors, (9), 3 states have call predecessors, (9), 2 states have return successors, (8), 2 states have call predecessors, (8), 3 states have call successors, (8) [2023-12-25 06:01:16,094 INFO L276 IsEmpty]: Start isEmpty. Operand 332 states and 397 transitions. [2023-12-25 06:01:16,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-25 06:01:16,095 INFO L187 NwaCegarLoop]: Found error trace [2023-12-25 06:01:16,096 INFO L195 NwaCegarLoop]: trace histogram [4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:16,099 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 (11)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:16,298 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /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 06:01:16,299 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-12-25 06:01:16,300 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-25 06:01:16,300 INFO L85 PathProgramCache]: Analyzing trace with hash -1017964511, now seen corresponding path program 1 times [2023-12-25 06:01:16,300 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-12-25 06:01:16,300 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [371970782] [2023-12-25 06:01:16,300 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-12-25 06:01:16,301 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 06:01:16,301 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-12-25 06:01:16,317 INFO L229 MonitoredProcess]: Starting monitored process 12 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 06:01:16,362 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 (12)] Waiting until timeout for monitored process [2023-12-25 06:01:16,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-25 06:01:16,423 INFO L262 TraceCheckSpWp]: Trace formula consists of 201 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-25 06:01:16,425 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-25 06:01:16,490 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-12-25 06:01:16,491 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-12-25 06:01:16,491 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-12-25 06:01:16,491 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [371970782] [2023-12-25 06:01:16,491 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [371970782] provided 1 perfect and 0 imperfect interpolant sequences [2023-12-25 06:01:16,491 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-12-25 06:01:16,491 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2023-12-25 06:01:16,491 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1044688627] [2023-12-25 06:01:16,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-12-25 06:01:16,492 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-12-25 06:01:16,492 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-12-25 06:01:16,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-12-25 06:01:16,492 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-12-25 06:01:16,492 INFO L87 Difference]: Start difference. First operand 332 states and 397 transitions. Second operand has 8 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2023-12-25 06:01:16,645 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-12-25 06:01:16,645 INFO L93 Difference]: Finished difference Result 532 states and 643 transitions. [2023-12-25 06:01:16,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-12-25 06:01:16,646 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) Word has length 102 [2023-12-25 06:01:16,646 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-12-25 06:01:16,646 INFO L225 Difference]: With dead ends: 532 [2023-12-25 06:01:16,646 INFO L226 Difference]: Without dead ends: 0 [2023-12-25 06:01:16,647 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2023-12-25 06:01:16,648 INFO L413 NwaCegarLoop]: 144 mSDtfsCounter, 57 mSDsluCounter, 498 mSDsCounter, 0 mSdLazyCounter, 178 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 642 SdHoareTripleChecker+Invalid, 180 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 178 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-12-25 06:01:16,648 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 642 Invalid, 180 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 178 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-12-25 06:01:16,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-12-25 06:01:16,648 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-12-25 06:01:16,648 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 06:01:16,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-12-25 06:01:16,649 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 102 [2023-12-25 06:01:16,649 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-12-25 06:01:16,649 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-12-25 06:01:16,649 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 6 states have (on average 11.5) internal successors, (69), 6 states have internal predecessors, (69), 3 states have call successors, (15), 3 states have call predecessors, (15), 5 states have return successors, (14), 5 states have call predecessors, (14), 3 states have call successors, (14) [2023-12-25 06:01:16,649 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-12-25 06:01:16,649 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-25 06:01:16,651 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-12-25 06:01:16,658 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 (12)] Forceful destruction successful, exit code 0 [2023-12-25 06:01:16,855 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /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 06:01:16,858 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-12-25 06:01:18,562 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 199 206) no Hoare annotation was computed. [2023-12-25 06:01:18,562 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 199 206) the Hoare annotation is: true [2023-12-25 06:01:18,562 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 89 95) no Hoare annotation was computed. [2023-12-25 06:01:18,562 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 89 95) the Hoare annotation is: true [2023-12-25 06:01:18,562 INFO L899 garLoopResultBuilder]: For program point L291-2(lines 291 295) no Hoare annotation was computed. [2023-12-25 06:01:18,563 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 123 147) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32))) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv1 32))) .cse2))) [2023-12-25 06:01:18,563 INFO L895 garLoopResultBuilder]: At program point L137(line 137) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv1 32)))))) [2023-12-25 06:01:18,563 INFO L895 garLoopResultBuilder]: At program point L133(line 133) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv1 32)))))) [2023-12-25 06:01:18,563 INFO L899 garLoopResultBuilder]: For program point L131(lines 131 139) no Hoare annotation was computed. [2023-12-25 06:01:18,563 INFO L899 garLoopResultBuilder]: For program point L127(lines 127 144) no Hoare annotation was computed. [2023-12-25 06:01:18,566 INFO L895 garLoopResultBuilder]: At program point L142(line 142) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (and (or .cse0 (not (= |old(~pumpRunning~0)| (_ bv0 32))) (not (= ~methaneLevelCritical~0 (_ bv1 32))) .cse1) (or .cse0 (not (= ~methaneLevelCritical~0 (_ bv0 32))) .cse1))) [2023-12-25 06:01:18,566 INFO L899 garLoopResultBuilder]: For program point L142-1(lines 123 147) no Hoare annotation was computed. [2023-12-25 06:01:18,566 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 123 147) no Hoare annotation was computed. [2023-12-25 06:01:18,566 INFO L899 garLoopResultBuilder]: For program point L291(lines 291 295) no Hoare annotation was computed. [2023-12-25 06:01:18,566 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 914 925) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (not (= (_ bv0 32) ~pumpRunning~0))) (.cse1 (not (= |old(~methaneLevelCritical~0)| (_ bv1 32)))) (.cse2 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse6 (not (= ~systemActive~0 (_ bv1 32)))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (not (= |old(~methaneLevelCritical~0)| (_ bv0 32))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse3) (or .cse0 .cse6 .cse1 .cse2) (or .cse6 .cse4 .cse5))) [2023-12-25 06:01:18,566 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 914 925) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L918-1(lines 914 925) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L902 garLoopResultBuilder]: At program point L769(line 769) the Hoare annotation is: true [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L769-1(line 769) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 763 792) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L788(lines 763 792) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L784(line 784) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 763 792) the Hoare annotation is: true [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L777(lines 777 781) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L902 garLoopResultBuilder]: At program point L777-1(lines 777 781) the Hoare annotation is: true [2023-12-25 06:01:18,567 INFO L902 garLoopResultBuilder]: At program point L773-2(lines 773 787) the Hoare annotation is: true [2023-12-25 06:01:18,567 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 926 934) the Hoare annotation is: true [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 926 934) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L895 garLoopResultBuilder]: At program point L159(line 159) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse3 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse4 (not (= ~systemActive~0 (_ bv0 32))))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3 (= |timeShift_processEnvironment_~tmp~2#1| (_ bv1 32))) (or .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse3) (or .cse1 .cse2 .cse4))) [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L894(lines 894 898) no Hoare annotation was computed. [2023-12-25 06:01:18,567 INFO L899 garLoopResultBuilder]: For program point L894-2(lines 890 901) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L895 garLoopResultBuilder]: At program point L155(line 155) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse3 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse4 (not (= ~systemActive~0 (_ bv0 32))))) (and (or .cse0 .cse1 .cse2) (or .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse3) (or .cse1 .cse2 .cse4))) [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L155-1(line 155) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L895 garLoopResultBuilder]: At program point L168(line 168) the Hoare annotation is: (let ((.cse8 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse6 (and .cse8 (= (_ bv0 32) ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse0 (not .cse8)) (.cse2 (not (= (_ bv1 32) |old(~waterLevel~0)|))) (.cse4 (= ~waterLevel~0 (_ bv1 32))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse7 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse5 (not (= ~systemActive~0 (_ bv0 32))))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse3 .cse5) (or .cse0 .cse6 .cse7) (or .cse0 .cse6 .cse3) (or .cse0 .cse1 .cse2 .cse4 .cse7) (or .cse1 .cse7 .cse5)))) [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L168-1(lines 149 173) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L391(line 391) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L69-1(lines 68 87) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L895 garLoopResultBuilder]: At program point L867(line 867) the Hoare annotation is: (let ((.cse4 (not (= (_ bv1 32) |old(~waterLevel~0)|))) (.cse0 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (not (= ~systemActive~0 (_ bv1 32)))) (.cse5 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse3 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse6 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse1 (= (_ bv0 32) ~pumpRunning~0))) (and (or (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5) (or .cse3 .cse4 .cse6 .cse0 .cse7) (or .cse3 .cse4 .cse0 .cse5 .cse7) (or .cse2 .cse3 .cse4 .cse6 .cse0) (or .cse2 .cse6 .cse1) (or .cse3 .cse5 .cse7 .cse1) (or .cse3 .cse6 .cse7 .cse1))) [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L867-1(line 867) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L157(lines 157 165) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L899 garLoopResultBuilder]: For program point L153(lines 153 170) no Hoare annotation was computed. [2023-12-25 06:01:18,568 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 65 88) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse7 (not (= ~systemActive~0 (_ bv0 32)))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse4 (not (= (_ bv1 32) |old(~waterLevel~0)|))) (.cse6 (= ~waterLevel~0 (_ bv1 32))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv0 32))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse4 .cse6 .cse2 .cse7) (or .cse0 .cse1 .cse4 .cse5 .cse6) (or .cse0 .cse1 .cse5 .cse3) (or .cse1 .cse2 .cse7 .cse3) (or .cse1 .cse5 .cse7 .cse3) (or .cse0 .cse1 .cse4 .cse6 .cse2))) [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L76-1(lines 76 82) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 65 88) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L873(lines 873 879) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 391) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L869(lines 869 882) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L869-1(lines 861 885) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L895 garLoopResultBuilder]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse3 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse4 (not (= ~systemActive~0 (_ bv0 32))))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse3) (or .cse1 .cse3 .cse4) (or .cse1 .cse2 .cse4))) [2023-12-25 06:01:18,569 INFO L895 garLoopResultBuilder]: At program point L378(lines 329 379) the Hoare annotation is: false [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L366(lines 366 372) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L895 garLoopResultBuilder]: At program point L366-2(lines 360 373) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse5 .cse1 .cse2) (and .cse4 .cse5 .cse2))) [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L350(lines 350 356) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L899 garLoopResultBuilder]: For program point L350-1(lines 350 356) no Hoare annotation was computed. [2023-12-25 06:01:18,569 INFO L895 garLoopResultBuilder]: At program point L375(lines 330 377) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2))) [2023-12-25 06:01:18,570 INFO L895 garLoopResultBuilder]: At program point L342(line 342) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2))) [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L305(lines 305 311) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L305-1(lines 305 311) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L847(lines 847 854) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L847-2(lines 847 854) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L331(lines 330 377) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L360(lines 360 373) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L895 garLoopResultBuilder]: At program point L352(line 352) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 (_ bv0 32))) (.cse1 (= ~methaneLevelCritical~0 (_ bv1 32))) (.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= ~methaneLevelCritical~0 (_ bv0 32))) (.cse5 (= ~systemActive~0 (_ bv1 32))) (.cse2 (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3) (and .cse5 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse2))) [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L381(lines 320 385) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L340(lines 340 346) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L340-1(lines 340 346) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L895 garLoopResultBuilder]: At program point L307(line 307) the Hoare annotation is: (let ((.cse0 (= ~systemActive~0 (_ bv1 32))) (.cse1 (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)))) (or (and .cse0 (= ~methaneLevelCritical~0 (_ bv1 32)) .cse1) (and (= ~methaneLevelCritical~0 (_ bv0 32)) .cse0 .cse1))) [2023-12-25 06:01:18,570 INFO L895 garLoopResultBuilder]: At program point L116(line 116) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv1 32)))))) [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L116-1(lines 97 121) no Hoare annotation was computed. [2023-12-25 06:01:18,570 INFO L899 garLoopResultBuilder]: For program point L971(lines 971 977) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 97 121) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (= (_ bv0 32) ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32))) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv1 32))) .cse2))) [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point isHighWaterSensorDry_returnLabel#1(lines 967 980) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L189(lines 189 195) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 97 121) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L895 garLoopResultBuilder]: At program point L187(line 187) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse0 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32)))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse5 (not (= ~waterLevel~0 (_ bv1 32))))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse3) (or .cse0 .cse1 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse5))) [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L189-2(lines 182 198) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L187-1(line 187) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L272(lines 272 276) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L895 garLoopResultBuilder]: At program point L111(line 111) the Hoare annotation is: (let ((.cse2 (= ~systemActive~0 (_ bv1 32)))) (let ((.cse0 (not .cse2)) (.cse1 (and .cse2 (= |processEnvironment__wrappee__highWaterSensor_~tmp~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= |old(~pumpRunning~0)| (_ bv0 32))) (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 (_ bv0 32))))))) [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L272-2(lines 272 276) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L105(lines 105 113) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point L101(lines 101 118) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 902 913) no Hoare annotation was computed. [2023-12-25 06:01:18,571 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 902 913) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (.cse4 (not (= ~systemActive~0 (_ bv0 32)))) (.cse0 (not (= (_ bv0 32) ~pumpRunning~0))) (.cse5 (not (= ~systemActive~0 (_ bv1 32)))) (.cse1 (not (= (_ bv1 32) |old(~waterLevel~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 (_ bv1 32)))) (.cse3 (= ~waterLevel~0 (_ bv1 32)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse3 .cse6) (or .cse0 .cse1 .cse3 .cse6 .cse4) (or .cse0 .cse5 .cse1 .cse2 .cse3))) [2023-12-25 06:01:18,572 INFO L899 garLoopResultBuilder]: For program point L906-1(lines 902 913) no Hoare annotation was computed. [2023-12-25 06:01:18,572 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 207 217) no Hoare annotation was computed. [2023-12-25 06:01:18,572 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 207 217) the Hoare annotation is: true [2023-12-25 06:01:18,572 INFO L902 garLoopResultBuilder]: At program point L212(line 212) the Hoare annotation is: true [2023-12-25 06:01:18,572 INFO L899 garLoopResultBuilder]: For program point L212-1(line 212) no Hoare annotation was computed. [2023-12-25 06:01:18,574 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-12-25 06:01:18,575 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-12-25 06:01:18,584 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.12 06:01:18 BoogieIcfgContainer [2023-12-25 06:01:18,584 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-12-25 06:01:18,585 INFO L158 Benchmark]: Toolchain (without parser) took 8518.75ms. Allocated memory was 245.4MB in the beginning and 316.7MB in the end (delta: 71.3MB). Free memory was 190.4MB in the beginning and 191.2MB in the end (delta: -712.1kB). Peak memory consumption was 162.7MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,585 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory was 136.6MB in the beginning and 136.4MB in the end (delta: 194.5kB). There was no memory consumed. Max. memory is 8.0GB. [2023-12-25 06:01:18,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 599.52ms. Allocated memory is still 245.4MB. Free memory was 190.1MB in the beginning and 163.2MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,585 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.34ms. Allocated memory is still 245.4MB. Free memory was 163.2MB in the beginning and 161.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,585 INFO L158 Benchmark]: Boogie Preprocessor took 72.38ms. Allocated memory is still 245.4MB. Free memory was 161.1MB in the beginning and 158.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,586 INFO L158 Benchmark]: RCFGBuilder took 577.50ms. Allocated memory is still 245.4MB. Free memory was 158.3MB in the beginning and 190.3MB in the end (delta: -32.0MB). Peak memory consumption was 15.2MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,586 INFO L158 Benchmark]: TraceAbstraction took 7177.11ms. Allocated memory was 245.4MB in the beginning and 316.7MB in the end (delta: 71.3MB). Free memory was 189.8MB in the beginning and 191.2MB in the end (delta: -1.4MB). Peak memory consumption was 161.1MB. Max. memory is 8.0GB. [2023-12-25 06:01:18,587 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 184.5MB. Free memory was 136.6MB in the beginning and 136.4MB in the end (delta: 194.5kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 599.52ms. Allocated memory is still 245.4MB. Free memory was 190.1MB in the beginning and 163.2MB in the end (delta: 26.9MB). Peak memory consumption was 27.3MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 84.34ms. Allocated memory is still 245.4MB. Free memory was 163.2MB in the beginning and 161.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 72.38ms. Allocated memory is still 245.4MB. Free memory was 161.1MB in the beginning and 158.3MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * RCFGBuilder took 577.50ms. Allocated memory is still 245.4MB. Free memory was 158.3MB in the beginning and 190.3MB in the end (delta: -32.0MB). Peak memory consumption was 15.2MB. Max. memory is 8.0GB. * TraceAbstraction took 7177.11ms. Allocated memory was 245.4MB in the beginning and 316.7MB in the end (delta: 71.3MB). Free memory was 189.8MB in the beginning and 191.2MB in the end (delta: -1.4MB). Peak memory consumption was 161.1MB. 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,"MinePump.i","") [49] - GenericResultAtLocation [Line: 316]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"scenario.i","") [316] - GenericResultAtLocation [Line: 386]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"wsllib_check.i","") [386] - GenericResultAtLocation [Line: 395]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"libacc.i","") [395] - GenericResultAtLocation [Line: 761]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Test.i","") [761] - GenericResultAtLocation [Line: 860]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Specification1_spec.i","") [860] - GenericResultAtLocation [Line: 886]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"Environment.i","") [886] - GenericResultAtLocation [Line: 990]: Unsoundness Warning Ignoring preprocessor pragma C: #pragma merger(0,"featureselect.i","") [990] * 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: 391]: 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 11 procedures, 91 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.1s, OverallIterations: 11, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 461 SdHoareTripleChecker+Valid, 0.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 448 mSDsluCounter, 3311 SdHoareTripleChecker+Invalid, 0.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2129 mSDsCounter, 20 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 835 IncrementalHoareTripleChecker+Invalid, 855 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 20 mSolverCounterUnsat, 1182 mSDtfsCounter, 835 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 486 GetRequests, 454 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=678occurred in iteration=8, InterpolantAutomatonStates: 50, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 39 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 31 LocationsWithAnnotation, 1499 PreInvPairs, 1567 NumberOfFragments, 1192 HoareAnnotationTreeSize, 1499 FormulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 31 FormulaSimplificationsInter, 2463 FormulaSimplificationTreeSizeReductionInter, 1.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 491 NumberOfCodeBlocks, 491 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 480 ConstructedInterpolants, 0 QuantifiedInterpolants, 786 SizeOfPredicates, 14 NumberOfNonLiveVariables, 1245 ConjunctsInSsa, 49 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 68/68 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: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 330]: Loop Invariant Derived loop invariant: (((((((systemActive == 0) && (methaneLevelCritical == 1)) && (splverifierCounter == 0)) && (0 == pumpRunning)) || ((((systemActive == 0) && (methaneLevelCritical == 0)) && (splverifierCounter == 0)) && (0 == pumpRunning))) || ((((systemActive == 1) && (methaneLevelCritical == 1)) && (splverifierCounter == 0)) && (0 == pumpRunning))) || (((methaneLevelCritical == 0) && (systemActive == 1)) && (splverifierCounter == 0))) RESULT: Ultimate proved your program to be correct! [2023-12-25 06:01:18,617 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...