/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data --core.log.level.for.class de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-a10ec3b [2022-01-10 06:31:59,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-01-10 06:31:59,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-01-10 06:31:59,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-01-10 06:31:59,106 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-01-10 06:31:59,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-01-10 06:31:59,137 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-01-10 06:31:59,139 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-01-10 06:31:59,140 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-01-10 06:31:59,140 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-01-10 06:31:59,141 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-01-10 06:31:59,141 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-01-10 06:31:59,141 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-01-10 06:31:59,142 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-01-10 06:31:59,142 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-01-10 06:31:59,144 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-01-10 06:31:59,145 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-01-10 06:31:59,149 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-01-10 06:31:59,152 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-01-10 06:31:59,153 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-01-10 06:31:59,154 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-01-10 06:31:59,159 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-01-10 06:31:59,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-01-10 06:31:59,160 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-01-10 06:31:59,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-01-10 06:31:59,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-01-10 06:31:59,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-01-10 06:31:59,162 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-01-10 06:31:59,162 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-01-10 06:31:59,163 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-01-10 06:31:59,163 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-01-10 06:31:59,163 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-01-10 06:31:59,164 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-01-10 06:31:59,164 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-01-10 06:31:59,165 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-01-10 06:31:59,165 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-01-10 06:31:59,165 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-01-10 06:31:59,165 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-01-10 06:31:59,166 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-01-10 06:31:59,166 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-01-10 06:31:59,167 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-01-10 06:31:59,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/BvToInt/svcomp-Reach-64bit-Automizer_Bitvector.epf [2022-01-10 06:31:59,193 INFO L113 SettingsManager]: Loading preferences was successful [2022-01-10 06:31:59,193 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-01-10 06:31:59,193 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-01-10 06:31:59,193 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-01-10 06:31:59,194 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-01-10 06:31:59,194 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-01-10 06:31:59,194 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-01-10 06:31:59,194 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-01-10 06:31:59,194 INFO L138 SettingsManager]: * Use SBE=true [2022-01-10 06:31:59,194 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-01-10 06:31:59,194 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-01-10 06:31:59,194 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-01-10 06:31:59,195 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-01-10 06:31:59,195 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-01-10 06:31:59,195 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-01-10 06:31:59,195 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-01-10 06:31:59,197 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-01-10 06:31:59,197 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-01-10 06:31:59,198 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:31:59,198 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-01-10 06:31:59,198 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-01-10 06:31:59,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-01-10 06:31:59,199 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-01-10 06:31:59,200 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.core: Log level for class -> de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=WARN; [2022-01-10 06:31:59,371 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-01-10 06:31:59,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-01-10 06:31:59,386 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-01-10 06:31:59,386 INFO L271 PluginConnector]: Initializing CDTParser... [2022-01-10 06:31:59,388 INFO L275 PluginConnector]: CDTParser initialized [2022-01-10 06:31:59,389 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2022-01-10 06:31:59,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3181e4/2040cfbeffae413ea49bc10bb406b59b/FLAGfb4dc6e06 [2022-01-10 06:31:59,815 INFO L306 CDTParser]: Found 1 translation units. [2022-01-10 06:31:59,815 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec1_product19.cil.c [2022-01-10 06:31:59,822 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3181e4/2040cfbeffae413ea49bc10bb406b59b/FLAGfb4dc6e06 [2022-01-10 06:31:59,831 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/70e3181e4/2040cfbeffae413ea49bc10bb406b59b [2022-01-10 06:31:59,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-01-10 06:31:59,834 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-01-10 06:31:59,837 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-01-10 06:31:59,837 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-01-10 06:31:59,839 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-01-10 06:31:59,839 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:31:59" (1/1) ... [2022-01-10 06:31:59,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46e000b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:31:59, skipping insertion in model container [2022-01-10 06:31:59,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.01 06:31:59" (1/1) ... [2022-01-10 06:31:59,844 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-01-10 06:31:59,878 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 06:32:00,003 WARN L230 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_product19.cil.c[2044,2057] [2022-01-10 06:32:00,084 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:32:00,092 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-01-10 06:32:00,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-01-10 06:32:00,099 WARN L230 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_product19.cil.c[2044,2057] [2022-01-10 06:32:00,156 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:32:00,159 INFO L203 MainTranslator]: Completed pre-run [2022-01-10 06:32:00,168 WARN L230 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_product19.cil.c[2044,2057] [2022-01-10 06:32:00,192 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-01-10 06:32:00,204 INFO L208 MainTranslator]: Completed translation [2022-01-10 06:32:00,204 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00 WrapperNode [2022-01-10 06:32:00,204 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-01-10 06:32:00,205 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-01-10 06:32:00,205 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-01-10 06:32:00,205 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-01-10 06:32:00,209 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,219 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,243 INFO L137 Inliner]: procedures = 55, calls = 151, calls flagged for inlining = 19, calls inlined = 16, statements flattened = 207 [2022-01-10 06:32:00,244 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-01-10 06:32:00,245 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-01-10 06:32:00,245 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-01-10 06:32:00,245 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-01-10 06:32:00,250 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,251 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,256 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,256 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,260 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,262 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,263 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-01-10 06:32:00,277 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-01-10 06:32:00,277 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-01-10 06:32:00,277 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-01-10 06:32:00,279 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (1/1) ... [2022-01-10 06:32:00,289 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-01-10 06:32:00,298 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-01-10 06:32:00,307 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-01-10 06:32:00,310 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-01-10 06:32:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-01-10 06:32:00,334 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-01-10 06:32:00,334 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-01-10 06:32:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-01-10 06:32:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-01-10 06:32:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-01-10 06:32:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-01-10 06:32:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-01-10 06:32:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-01-10 06:32:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-01-10 06:32:00,335 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-01-10 06:32:00,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-01-10 06:32:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-01-10 06:32:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-01-10 06:32:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-01-10 06:32:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-01-10 06:32:00,336 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-01-10 06:32:00,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-01-10 06:32:00,383 INFO L234 CfgBuilder]: Building ICFG [2022-01-10 06:32:00,384 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-01-10 06:32:00,582 INFO L275 CfgBuilder]: Performing block encoding [2022-01-10 06:32:00,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-01-10 06:32:00,587 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-01-10 06:32:00,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:32:00 BoogieIcfgContainer [2022-01-10 06:32:00,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-01-10 06:32:00,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-01-10 06:32:00,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-01-10 06:32:00,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-01-10 06:32:00,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.01 06:31:59" (1/3) ... [2022-01-10 06:32:00,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec2a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:32:00, skipping insertion in model container [2022-01-10 06:32:00,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.01 06:32:00" (2/3) ... [2022-01-10 06:32:00,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7ec2a66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.01 06:32:00, skipping insertion in model container [2022-01-10 06:32:00,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.01 06:32:00" (3/3) ... [2022-01-10 06:32:00,594 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product19.cil.c [2022-01-10 06:32:00,597 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-01-10 06:32:00,597 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-01-10 06:32:00,624 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-01-10 06:32:00,629 INFO L339 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=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2022-01-10 06:32:00,629 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-01-10 06:32:00,639 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 67 states have internal predecessors, (83), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-01-10 06:32:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2022-01-10 06:32:00,643 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:32:00,644 INFO L514 BasicCegarLoop]: 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] [2022-01-10 06:32:00,644 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:32:00,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:32:00,647 INFO L85 PathProgramCache]: Analyzing trace with hash 233664886, now seen corresponding path program 1 times [2022-01-10 06:32:00,655 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:32:00,655 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1297515152] [2022-01-10 06:32:00,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:32:00,656 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:32:00,656 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:32:00,658 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:32:00,659 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-01-10 06:32:00,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:32:00,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 1 conjunts are in the unsatisfiable core [2022-01-10 06:32:00,735 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:32:00,788 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:32:00,789 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:32:00,789 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:32:00,789 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1297515152] [2022-01-10 06:32:00,790 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1297515152] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:32:00,790 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:32:00,790 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 06:32:00,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477034257] [2022-01-10 06:32:00,792 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:32:00,797 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-01-10 06:32:00,797 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:32:00,821 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-01-10 06:32:00,821 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 06:32:00,824 INFO L87 Difference]: Start difference. First operand has 80 states, 60 states have (on average 1.3833333333333333) internal successors, (83), 67 states have internal predecessors, (83), 11 states have call successors, (11), 7 states have call predecessors, (11), 7 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2022-01-10 06:32:00,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:32:00,848 INFO L93 Difference]: Finished difference Result 152 states and 205 transitions. [2022-01-10 06:32:00,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-01-10 06:32:00,850 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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 23 [2022-01-10 06:32:00,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:32:00,857 INFO L225 Difference]: With dead ends: 152 [2022-01-10 06:32:00,857 INFO L226 Difference]: Without dead ends: 71 [2022-01-10 06:32:00,860 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-01-10 06:32:00,862 INFO L933 BasicCegarLoop]: 99 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 99 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:32:00,862 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:32:00,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-01-10 06:32:00,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-01-10 06:32:00,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 53 states have (on average 1.3018867924528301) internal successors, (69), 59 states have internal predecessors, (69), 11 states have call successors, (11), 7 states have call predecessors, (11), 6 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2022-01-10 06:32:00,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 90 transitions. [2022-01-10 06:32:00,895 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 90 transitions. Word has length 23 [2022-01-10 06:32:00,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:32:00,895 INFO L470 AbstractCegarLoop]: Abstraction has 71 states and 90 transitions. [2022-01-10 06:32:00,895 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) [2022-01-10 06:32:00,896 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 90 transitions. [2022-01-10 06:32:00,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2022-01-10 06:32:00,897 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:32:00,897 INFO L514 BasicCegarLoop]: 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] [2022-01-10 06:32:00,904 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-01-10 06:32:01,104 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,104 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:32:01,105 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:32:01,105 INFO L85 PathProgramCache]: Analyzing trace with hash 962070603, now seen corresponding path program 1 times [2022-01-10 06:32:01,106 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:32:01,106 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [259830151] [2022-01-10 06:32:01,106 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:32:01,106 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,106 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:32:01,107 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:32:01,109 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-01-10 06:32:01,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:32:01,162 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 06:32:01,165 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:32:01,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:32:01,223 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:32:01,223 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:32:01,223 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [259830151] [2022-01-10 06:32:01,224 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [259830151] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:32:01,224 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:32:01,224 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-01-10 06:32:01,227 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1427322496] [2022-01-10 06:32:01,228 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:32:01,229 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 06:32:01,230 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:32:01,231 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 06:32:01,231 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:32:01,233 INFO L87 Difference]: Start difference. First operand 71 states and 90 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-01-10 06:32:01,251 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:32:01,251 INFO L93 Difference]: Finished difference Result 104 states and 130 transitions. [2022-01-10 06:32:01,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 06:32:01,251 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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 24 [2022-01-10 06:32:01,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:32:01,252 INFO L225 Difference]: With dead ends: 104 [2022-01-10 06:32:01,252 INFO L226 Difference]: Without dead ends: 62 [2022-01-10 06:32:01,253 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:32:01,253 INFO L933 BasicCegarLoop]: 77 mSDtfsCounter, 16 mSDsluCounter, 56 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 133 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:32:01,254 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 133 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:32:01,254 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2022-01-10 06:32:01,261 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2022-01-10 06:32:01,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 47 states have (on average 1.3191489361702127) internal successors, (62), 53 states have internal predecessors, (62), 8 states have call successors, (8), 6 states have call predecessors, (8), 6 states have return successors, (8), 6 states have call predecessors, (8), 8 states have call successors, (8) [2022-01-10 06:32:01,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 78 transitions. [2022-01-10 06:32:01,262 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 78 transitions. Word has length 24 [2022-01-10 06:32:01,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:32:01,262 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 78 transitions. [2022-01-10 06:32:01,262 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) [2022-01-10 06:32:01,262 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 78 transitions. [2022-01-10 06:32:01,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-01-10 06:32:01,263 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:32:01,263 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:32:01,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-01-10 06:32:01,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,470 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:32:01,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:32:01,471 INFO L85 PathProgramCache]: Analyzing trace with hash -1633759331, now seen corresponding path program 1 times [2022-01-10 06:32:01,471 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:32:01,471 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1284097697] [2022-01-10 06:32:01,471 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:32:01,471 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,472 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:32:01,472 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:32:01,474 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-01-10 06:32:01,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:32:01,521 INFO L263 TraceCheckSpWp]: Trace formula consists of 151 conjuncts, 2 conjunts are in the unsatisfiable core [2022-01-10 06:32:01,523 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:32:01,580 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:32:01,580 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:32:01,580 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:32:01,581 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1284097697] [2022-01-10 06:32:01,582 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1284097697] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:32:01,582 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:32:01,582 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-01-10 06:32:01,583 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218312413] [2022-01-10 06:32:01,583 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:32:01,585 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-01-10 06:32:01,585 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:32:01,586 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-01-10 06:32:01,586 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:32:01,586 INFO L87 Difference]: Start difference. First operand 62 states and 78 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (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) [2022-01-10 06:32:01,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:32:01,614 INFO L93 Difference]: Finished difference Result 171 states and 220 transitions. [2022-01-10 06:32:01,616 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-01-10 06:32:01,616 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (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 28 [2022-01-10 06:32:01,617 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:32:01,619 INFO L225 Difference]: With dead ends: 171 [2022-01-10 06:32:01,619 INFO L226 Difference]: Without dead ends: 116 [2022-01-10 06:32:01,620 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-01-10 06:32:01,620 INFO L933 BasicCegarLoop]: 98 mSDtfsCounter, 58 mSDsluCounter, 68 mSDsCounter, 0 mSdLazyCounter, 4 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 58 SdHoareTripleChecker+Valid, 166 SdHoareTripleChecker+Invalid, 4 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 4 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:32:01,621 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [58 Valid, 166 Invalid, 4 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 4 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:32:01,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2022-01-10 06:32:01,642 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 113. [2022-01-10 06:32:01,644 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 84 states have (on average 1.3452380952380953) internal successors, (113), 95 states have internal predecessors, (113), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (16), 11 states have call predecessors, (16), 16 states have call successors, (16) [2022-01-10 06:32:01,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 145 transitions. [2022-01-10 06:32:01,646 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 145 transitions. Word has length 28 [2022-01-10 06:32:01,646 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:32:01,646 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 145 transitions. [2022-01-10 06:32:01,647 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 2 states have internal predecessors, (25), 2 states have call successors, (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) [2022-01-10 06:32:01,647 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 145 transitions. [2022-01-10 06:32:01,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-01-10 06:32:01,648 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:32:01,648 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:32:01,657 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-01-10 06:32:01,854 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,855 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:32:01,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:32:01,855 INFO L85 PathProgramCache]: Analyzing trace with hash -1210161126, now seen corresponding path program 1 times [2022-01-10 06:32:01,856 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:32:01,856 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1932649185] [2022-01-10 06:32:01,856 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:32:01,856 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:32:01,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:32:01,857 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:32:01,859 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2022-01-10 06:32:01,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:32:01,905 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 6 conjunts are in the unsatisfiable core [2022-01-10 06:32:01,907 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:32:02,007 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:32:02,007 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:32:02,007 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:32:02,007 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1932649185] [2022-01-10 06:32:02,007 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1932649185] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:32:02,008 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:32:02,008 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-01-10 06:32:02,008 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2106372456] [2022-01-10 06:32:02,008 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:32:02,008 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-01-10 06:32:02,008 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:32:02,009 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-01-10 06:32:02,009 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-01-10 06:32:02,009 INFO L87 Difference]: Start difference. First operand 113 states and 145 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-01-10 06:32:02,107 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:32:02,107 INFO L93 Difference]: Finished difference Result 325 states and 426 transitions. [2022-01-10 06:32:02,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-01-10 06:32:02,107 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2022-01-10 06:32:02,108 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:32:02,112 INFO L225 Difference]: With dead ends: 325 [2022-01-10 06:32:02,112 INFO L226 Difference]: Without dead ends: 219 [2022-01-10 06:32:02,116 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2022-01-10 06:32:02,121 INFO L933 BasicCegarLoop]: 83 mSDtfsCounter, 48 mSDsluCounter, 281 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 50 SdHoareTripleChecker+Valid, 364 SdHoareTripleChecker+Invalid, 40 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:32:02,122 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [50 Valid, 364 Invalid, 40 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:32:02,125 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2022-01-10 06:32:02,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2022-01-10 06:32:02,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 156 states have (on average 1.3333333333333333) internal successors, (208), 177 states have internal predecessors, (208), 32 states have call successors, (32), 24 states have call predecessors, (32), 24 states have return successors, (34), 22 states have call predecessors, (34), 32 states have call successors, (34) [2022-01-10 06:32:02,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 274 transitions. [2022-01-10 06:32:02,151 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 274 transitions. Word has length 33 [2022-01-10 06:32:02,151 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:32:02,151 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 274 transitions. [2022-01-10 06:32:02,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 4 states have internal predecessors, (28), 1 states have call successors, (3), 1 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2022-01-10 06:32:02,151 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 274 transitions. [2022-01-10 06:32:02,158 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-01-10 06:32:02,159 INFO L506 BasicCegarLoop]: Found error trace [2022-01-10 06:32:02,159 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-01-10 06:32:02,165 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2022-01-10 06:32:02,363 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:32:02,363 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-01-10 06:32:02,364 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-01-10 06:32:02,364 INFO L85 PathProgramCache]: Analyzing trace with hash -618871306, now seen corresponding path program 1 times [2022-01-10 06:32:02,364 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2022-01-10 06:32:02,364 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1634471926] [2022-01-10 06:32:02,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-01-10 06:32:02,364 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-01-10 06:32:02,365 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2022-01-10 06:32:02,365 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-01-10 06:32:02,367 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2022-01-10 06:32:02,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-01-10 06:32:02,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 7 conjunts are in the unsatisfiable core [2022-01-10 06:32:02,410 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-01-10 06:32:02,482 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-01-10 06:32:02,483 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-01-10 06:32:02,483 INFO L139 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2022-01-10 06:32:02,483 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1634471926] [2022-01-10 06:32:02,483 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1634471926] provided 1 perfect and 0 imperfect interpolant sequences [2022-01-10 06:32:02,483 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-01-10 06:32:02,483 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-01-10 06:32:02,483 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1151248362] [2022-01-10 06:32:02,483 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-01-10 06:32:02,484 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-01-10 06:32:02,484 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2022-01-10 06:32:02,484 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-01-10 06:32:02,484 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-01-10 06:32:02,484 INFO L87 Difference]: Start difference. First operand 213 states and 274 transitions. Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-01-10 06:32:02,516 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-01-10 06:32:02,516 INFO L93 Difference]: Finished difference Result 371 states and 478 transitions. [2022-01-10 06:32:02,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-01-10 06:32:02,517 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) Word has length 37 [2022-01-10 06:32:02,517 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-01-10 06:32:02,517 INFO L225 Difference]: With dead ends: 371 [2022-01-10 06:32:02,517 INFO L226 Difference]: Without dead ends: 0 [2022-01-10 06:32:02,518 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-01-10 06:32:02,519 INFO L933 BasicCegarLoop]: 52 mSDtfsCounter, 29 mSDsluCounter, 99 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 151 SdHoareTripleChecker+Invalid, 17 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-01-10 06:32:02,519 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [29 Valid, 151 Invalid, 17 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-01-10 06:32:02,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-01-10 06:32:02,519 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-01-10 06:32:02,520 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) [2022-01-10 06:32:02,520 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-01-10 06:32:02,520 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 37 [2022-01-10 06:32:02,520 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-01-10 06:32:02,520 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-01-10 06:32:02,520 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 4 states have internal predecessors, (30), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (3), 1 states have call predecessors, (3), 1 states have call successors, (3) [2022-01-10 06:32:02,520 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-01-10 06:32:02,520 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-01-10 06:32:02,522 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-01-10 06:32:02,537 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2022-01-10 06:32:02,729 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2022-01-10 06:32:02,731 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-01-10 06:32:03,054 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 757 764) the Hoare annotation is: true [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 757 764) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 757 764) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 716 722) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 716 722) the Hoare annotation is: true [2022-01-10 06:32:03,055 INFO L854 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 120 131) the Hoare annotation is: (or (not (= (_ bv0 32) ~pumpRunning~0)) (= ~methaneLevelCritical~0 (_ bv0 32)) (not (= |old(~methaneLevelCritical~0)| (_ bv0 32)))) [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point L124-1(lines 120 131) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 120 131) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point L696-1(lines 695 714) no Hoare annotation was computed. [2022-01-10 06:32:03,055 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 692 715) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L738(line 738) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,056 INFO L858 garLoopResultBuilder]: For program point L65(lines 65 71) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L734(line 734) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,056 INFO L858 garLoopResultBuilder]: For program point L61(lines 61 74) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L61-1(lines 53 77) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or (= (_ bv0 32) |timeShift___utac_acc__Specification1_spec__1_~tmp~0#1|) .cse0 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 (= (_ bv0 32) ~pumpRunning~0)))) [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L743(line 743) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L743-1(lines 724 748) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,056 INFO L858 garLoopResultBuilder]: For program point L830(lines 830 834) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L858 garLoopResultBuilder]: For program point L830-2(lines 830 834) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L858 garLoopResultBuilder]: For program point L83(line 83) no Hoare annotation was computed. [2022-01-10 06:32:03,056 INFO L854 garLoopResultBuilder]: At program point L178(lines 173 181) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,057 INFO L854 garLoopResultBuilder]: At program point L781(lines 776 784) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| (_ bv0 32))))) (and (or .cse0 (not (= ~methaneLevelCritical~0 (_ bv0 32)))) (or .cse0 (and (= |timeShift_isPumpRunning_#res#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0))))) [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point L100(lines 100 104) no Hoare annotation was computed. [2022-01-10 06:32:03,057 INFO L854 garLoopResultBuilder]: At program point L100-2(lines 96 107) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point L703-1(lines 703 709) no Hoare annotation was computed. [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point L732(lines 732 740) no Hoare annotation was computed. [2022-01-10 06:32:03,057 INFO L854 garLoopResultBuilder]: At program point L59(line 59) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point L59-1(line 59) no Hoare annotation was computed. [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 745) no Hoare annotation was computed. [2022-01-10 06:32:03,057 INFO L854 garLoopResultBuilder]: At program point L84(lines 79 86) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,057 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 692 715) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| (_ bv0 32))) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,057 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 692 715) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 83) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L854 garLoopResultBuilder]: At program point L836(lines 821 839) the Hoare annotation is: (not (= |old(~pumpRunning~0)| (_ bv0 32))) [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 589 618) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 589 618) the Hoare annotation is: true [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point L603(lines 603 607) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L861 garLoopResultBuilder]: At program point L603-1(lines 603 607) the Hoare annotation is: true [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point L600(line 600) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L861 garLoopResultBuilder]: At program point L599-2(lines 599 613) the Hoare annotation is: true [2022-01-10 06:32:03,058 INFO L861 garLoopResultBuilder]: At program point L595(line 595) the Hoare annotation is: true [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point L595-1(line 595) no Hoare annotation was computed. [2022-01-10 06:32:03,058 INFO L861 garLoopResultBuilder]: At program point L614(lines 589 618) the Hoare annotation is: true [2022-01-10 06:32:03,058 INFO L858 garLoopResultBuilder]: For program point L610(line 610) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L861 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 132 140) the Hoare annotation is: true [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 132 140) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 132 140) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point L886(lines 886 892) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point L886-1(lines 886 892) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L861 garLoopResultBuilder]: At program point L659(lines 652 661) the Hoare annotation is: true [2022-01-10 06:32:03,059 INFO L854 garLoopResultBuilder]: At program point L911(lines 866 913) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,059 INFO L854 garLoopResultBuilder]: At program point L878(line 878) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point L672(lines 672 679) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point L672-2(lines 672 679) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-01-10 06:32:03,059 INFO L854 garLoopResultBuilder]: At program point L846(line 846) the Hoare annotation is: false [2022-01-10 06:32:03,060 INFO L861 garLoopResultBuilder]: At program point L681(lines 662 684) the Hoare annotation is: true [2022-01-10 06:32:03,060 INFO L854 garLoopResultBuilder]: At program point L648(lines 644 650) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,060 INFO L854 garLoopResultBuilder]: At program point L582(lines 577 585) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point L867(lines 866 913) no Hoare annotation was computed. [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point L896(lines 896 909) no Hoare annotation was computed. [2022-01-10 06:32:03,060 INFO L854 garLoopResultBuilder]: At program point L574(lines 570 576) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,060 INFO L854 garLoopResultBuilder]: At program point L888(line 888) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,060 INFO L861 garLoopResultBuilder]: At program point L917(lines 856 921) the Hoare annotation is: true [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point L876(lines 876 882) no Hoare annotation was computed. [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point L876-1(lines 876 882) no Hoare annotation was computed. [2022-01-10 06:32:03,060 INFO L858 garLoopResultBuilder]: For program point L868(lines 868 872) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L854 garLoopResultBuilder]: At program point L567(lines 563 569) the Hoare annotation is: (and (= ~methaneLevelCritical~0 (_ bv0 32)) (= ~systemActive~0 (_ bv1 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,061 INFO L854 garLoopResultBuilder]: At program point L852(lines 840 854) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,061 INFO L854 garLoopResultBuilder]: At program point L914(lines 865 915) the Hoare annotation is: false [2022-01-10 06:32:03,061 INFO L858 garLoopResultBuilder]: For program point L844(lines 844 850) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L858 garLoopResultBuilder]: For program point L844-1(lines 844 850) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L858 garLoopResultBuilder]: For program point L902(lines 902 908) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L854 garLoopResultBuilder]: At program point L902-2(lines 896 909) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0)) [2022-01-10 06:32:03,061 INFO L858 garLoopResultBuilder]: For program point L112-1(lines 108 119) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 108 119) no Hoare annotation was computed. [2022-01-10 06:32:03,061 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 108 119) the Hoare annotation is: true [2022-01-10 06:32:03,064 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1] [2022-01-10 06:32:03,065 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2022-01-10 06:32:03,074 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.01 06:32:03 BoogieIcfgContainer [2022-01-10 06:32:03,074 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-01-10 06:32:03,075 INFO L158 Benchmark]: Toolchain (without parser) took 3240.82ms. Allocated memory was 184.5MB in the beginning and 237.0MB in the end (delta: 52.4MB). Free memory was 134.5MB in the beginning and 164.7MB in the end (delta: -30.2MB). Peak memory consumption was 23.1MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,075 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 151.7MB in the beginning and 151.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. [2022-01-10 06:32:03,075 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.71ms. Allocated memory is still 184.5MB. Free memory was 134.4MB in the beginning and 146.7MB in the end (delta: -12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,075 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.75ms. Allocated memory is still 184.5MB. Free memory was 146.7MB in the beginning and 144.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,076 INFO L158 Benchmark]: Boogie Preprocessor took 20.24ms. Allocated memory is still 184.5MB. Free memory was 144.6MB in the beginning and 143.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,076 INFO L158 Benchmark]: RCFGBuilder took 311.14ms. Allocated memory is still 184.5MB. Free memory was 143.0MB in the beginning and 126.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,076 INFO L158 Benchmark]: TraceAbstraction took 2485.49ms. Allocated memory was 184.5MB in the beginning and 237.0MB in the end (delta: 52.4MB). Free memory was 125.7MB in the beginning and 164.7MB in the end (delta: -39.0MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. [2022-01-10 06:32:03,077 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 184.5MB. Free memory was 151.7MB in the beginning and 151.6MB in the end (delta: 146.9kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 367.71ms. Allocated memory is still 184.5MB. Free memory was 134.4MB in the beginning and 146.7MB in the end (delta: -12.3MB). Peak memory consumption was 12.6MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 38.75ms. Allocated memory is still 184.5MB. Free memory was 146.7MB in the beginning and 144.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 20.24ms. Allocated memory is still 184.5MB. Free memory was 144.6MB in the beginning and 143.0MB in the end (delta: 1.6MB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 311.14ms. Allocated memory is still 184.5MB. Free memory was 143.0MB in the beginning and 126.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 8.0GB. * TraceAbstraction took 2485.49ms. Allocated memory was 184.5MB in the beginning and 237.0MB in the end (delta: 52.4MB). Free memory was 125.7MB in the beginning and 164.7MB in the end (delta: -39.0MB). Peak memory consumption was 14.0MB. Max. memory is 8.0GB. * 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: 83]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 80 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.4s, OverallIterations: 5, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 157 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 151 mSDsluCounter, 913 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 504 mSDsCounter, 7 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 55 IncrementalHoareTripleChecker+Invalid, 62 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7 mSolverCounterUnsat, 409 mSDtfsCounter, 55 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 144 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=213occurred in iteration=4, InterpolantAutomatonStates: 20, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 9 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 36 LocationsWithAnnotation, 292 PreInvPairs, 334 NumberOfFragments, 200 HoareAnnotationTreeSize, 292 FomulaSimplifications, 27 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 36 FomulaSimplificationsInter, 866 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 145 NumberOfCodeBlocks, 145 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 314 SizeOfPredicates, 7 NumberOfNonLiveVariables, 775 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 96]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) - InvariantResult [Line: 79]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) - InvariantResult [Line: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 866]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 53]: Loop Invariant Derived loop invariant: ((0bv32 == tmp || !(\old(pumpRunning) == 0bv32)) || !(methaneLevelCritical == 0bv32)) && (!(\old(pumpRunning) == 0bv32) || 0bv32 == pumpRunning) - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0bv32) || !(methaneLevelCritical == 0bv32)) && (!(\old(pumpRunning) == 0bv32) || (\result == 0bv32 && 0bv32 == pumpRunning)) - InvariantResult [Line: 724]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) || 0bv32 == pumpRunning - InvariantResult [Line: 856]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 652]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 821]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) - InvariantResult [Line: 577]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 865]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 563]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 599]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: splverifierCounter == 0bv32 && 0bv32 == pumpRunning - InvariantResult [Line: 570]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 644]: Loop Invariant Derived loop invariant: (methaneLevelCritical == 0bv32 && systemActive == 1bv32) && 0bv32 == pumpRunning - InvariantResult [Line: 173]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0bv32) RESULT: Ultimate proved your program to be correct! [2022-01-10 06:32:03,124 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request...