./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-17 15:09:32,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-17 15:09:32,087 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-17 15:09:32,148 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-17 15:09:32,149 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-17 15:09:32,152 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-17 15:09:32,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-17 15:09:32,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-17 15:09:32,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-17 15:09:32,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-17 15:09:32,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-17 15:09:32,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-17 15:09:32,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-17 15:09:32,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-17 15:09:32,171 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-17 15:09:32,176 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-17 15:09:32,177 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-17 15:09:32,178 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-17 15:09:32,181 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-17 15:09:32,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-17 15:09:32,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-17 15:09:32,191 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-17 15:09:32,193 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-17 15:09:32,194 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-17 15:09:32,200 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-17 15:09:32,202 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-17 15:09:32,203 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-17 15:09:32,204 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-17 15:09:32,205 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-17 15:09:32,206 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-17 15:09:32,206 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-17 15:09:32,207 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-17 15:09:32,209 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-17 15:09:32,210 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-17 15:09:32,211 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-17 15:09:32,211 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-17 15:09:32,212 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-17 15:09:32,212 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-17 15:09:32,212 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-17 15:09:32,213 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-17 15:09:32,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-17 15:09:32,214 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-12-17 15:09:32,247 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-17 15:09:32,247 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-17 15:09:32,248 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-17 15:09:32,248 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-17 15:09:32,249 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-17 15:09:32,249 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-17 15:09:32,250 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-17 15:09:32,251 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-17 15:09:32,251 INFO L138 SettingsManager]: * Use SBE=true [2021-12-17 15:09:32,251 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-17 15:09:32,252 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-17 15:09:32,252 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-17 15:09:32,252 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-17 15:09:32,252 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-17 15:09:32,253 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-17 15:09:32,253 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-17 15:09:32,253 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-17 15:09:32,253 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-17 15:09:32,253 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-17 15:09:32,254 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-17 15:09:32,254 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-17 15:09:32,254 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-17 15:09:32,254 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-17 15:09:32,254 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-17 15:09:32,255 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 15:09:32,255 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-17 15:09:32,255 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-17 15:09:32,255 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-17 15:09:32,256 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-17 15:09:32,256 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-17 15:09:32,256 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-17 15:09:32,256 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-17 15:09:32,257 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-17 15:09:32,257 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-17 15:09:32,257 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bacd385beffa77b8f8ef1edb48e90e10775e6eeea64904371428d8b002d57b38 [2021-12-17 15:09:32,528 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-17 15:09:32,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-17 15:09:32,554 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-17 15:09:32,555 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-17 15:09:32,556 INFO L275 PluginConnector]: CDTParser initialized [2021-12-17 15:09:32,557 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-17 15:09:32,617 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1beb3e2/b012badf14c0446fafe0084952a55c13/FLAG1af2b6a6d [2021-12-17 15:09:33,108 INFO L306 CDTParser]: Found 1 translation units. [2021-12-17 15:09:33,108 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c [2021-12-17 15:09:33,123 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1beb3e2/b012badf14c0446fafe0084952a55c13/FLAG1af2b6a6d [2021-12-17 15:09:33,450 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/1d1beb3e2/b012badf14c0446fafe0084952a55c13 [2021-12-17 15:09:33,453 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-17 15:09:33,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-17 15:09:33,455 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-17 15:09:33,455 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-17 15:09:33,457 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-17 15:09:33,457 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,458 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f23594d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33, skipping insertion in model container [2021-12-17 15:09:33,458 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,468 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-17 15:09:33,511 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-17 15:09:33,789 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2021-12-17 15:09:33,792 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 15:09:33,805 INFO L203 MainTranslator]: Completed pre-run [2021-12-17 15:09:33,886 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product24.cil.c[18746,18759] [2021-12-17 15:09:33,894 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-17 15:09:33,911 INFO L208 MainTranslator]: Completed translation [2021-12-17 15:09:33,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33 WrapperNode [2021-12-17 15:09:33,912 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-17 15:09:33,913 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-17 15:09:33,913 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-17 15:09:33,914 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-17 15:09:33,925 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,940 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,964 INFO L137 Inliner]: procedures = 57, calls = 159, calls flagged for inlining = 24, calls inlined = 21, statements flattened = 256 [2021-12-17 15:09:33,965 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-17 15:09:33,965 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-17 15:09:33,965 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-17 15:09:33,966 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-17 15:09:33,976 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,976 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,991 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:33,997 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:34,002 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:34,004 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:34,006 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-17 15:09:34,007 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-17 15:09:34,007 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-17 15:09:34,007 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-17 15:09:34,022 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (1/1) ... [2021-12-17 15:09:34,027 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-17 15:09:34,038 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-17 15:09:34,048 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) [2021-12-17 15:09:34,061 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 [2021-12-17 15:09:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-17 15:09:34,085 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2021-12-17 15:09:34,085 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2021-12-17 15:09:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2021-12-17 15:09:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2021-12-17 15:09:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2021-12-17 15:09:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2021-12-17 15:09:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2021-12-17 15:09:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2021-12-17 15:09:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-17 15:09:34,086 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2021-12-17 15:09:34,086 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2021-12-17 15:09:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2021-12-17 15:09:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2021-12-17 15:09:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2021-12-17 15:09:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-17 15:09:34,087 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2021-12-17 15:09:34,087 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2021-12-17 15:09:34,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-17 15:09:34,088 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-17 15:09:34,150 INFO L236 CfgBuilder]: Building ICFG [2021-12-17 15:09:34,152 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-17 15:09:34,399 INFO L277 CfgBuilder]: Performing block encoding [2021-12-17 15:09:34,406 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-17 15:09:34,406 INFO L301 CfgBuilder]: Removed 2 assume(true) statements. [2021-12-17 15:09:34,415 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:34 BoogieIcfgContainer [2021-12-17 15:09:34,423 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-17 15:09:34,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-17 15:09:34,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-17 15:09:34,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-17 15:09:34,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.12 03:09:33" (1/3) ... [2021-12-17 15:09:34,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b22eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:09:34, skipping insertion in model container [2021-12-17 15:09:34,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.12 03:09:33" (2/3) ... [2021-12-17 15:09:34,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b22eed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.12 03:09:34, skipping insertion in model container [2021-12-17 15:09:34,430 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:34" (3/3) ... [2021-12-17 15:09:34,432 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product24.cil.c [2021-12-17 15:09:34,436 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-17 15:09:34,436 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-17 15:09:34,509 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-17 15:09:34,519 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 [2021-12-17 15:09:34,519 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-17 15:09:34,557 INFO L276 IsEmpty]: Start isEmpty. Operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2021-12-17 15:09:34,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2021-12-17 15:09:34,567 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:34,568 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-17 15:09:34,569 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:34,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:34,578 INFO L85 PathProgramCache]: Analyzing trace with hash -807761823, now seen corresponding path program 1 times [2021-12-17 15:09:34,586 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:34,586 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726961322] [2021-12-17 15:09:34,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:34,588 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:34,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:34,840 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2021-12-17 15:09:34,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:34,852 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2021-12-17 15:09:34,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:34,858 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:34,859 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:34,859 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726961322] [2021-12-17 15:09:34,860 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1726961322] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:34,860 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:34,860 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-17 15:09:34,862 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [350472731] [2021-12-17 15:09:34,862 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:34,866 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-12-17 15:09:34,866 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:34,890 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-12-17 15:09:34,892 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 15:09:34,895 INFO L87 Difference]: Start difference. First operand has 97 states, 72 states have (on average 1.3611111111111112) internal successors, (98), 81 states have internal predecessors, (98), 15 states have call successors, (15), 8 states have call predecessors, (15), 8 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:34,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:34,927 INFO L93 Difference]: Finished difference Result 185 states and 250 transitions. [2021-12-17 15:09:34,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-12-17 15:09:34,930 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 32 [2021-12-17 15:09:34,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:34,941 INFO L225 Difference]: With dead ends: 185 [2021-12-17 15:09:34,941 INFO L226 Difference]: Without dead ends: 88 [2021-12-17 15:09:34,945 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-12-17 15:09:34,952 INFO L933 BasicCegarLoop]: 122 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, 122 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 [2021-12-17 15:09:34,953 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 122 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:34,965 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2021-12-17 15:09:34,984 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2021-12-17 15:09:34,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 65 states have (on average 1.2923076923076924) internal successors, (84), 73 states have internal predecessors, (84), 15 states have call successors, (15), 8 states have call predecessors, (15), 7 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2021-12-17 15:09:34,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 113 transitions. [2021-12-17 15:09:34,990 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 113 transitions. Word has length 32 [2021-12-17 15:09:34,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:34,990 INFO L470 AbstractCegarLoop]: Abstraction has 88 states and 113 transitions. [2021-12-17 15:09:34,990 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:34,991 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 113 transitions. [2021-12-17 15:09:34,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2021-12-17 15:09:34,994 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:34,994 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-17 15:09:34,994 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-17 15:09:34,995 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:34,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:34,996 INFO L85 PathProgramCache]: Analyzing trace with hash 2014234446, now seen corresponding path program 1 times [2021-12-17 15:09:34,996 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:34,996 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2124759845] [2021-12-17 15:09:34,996 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:34,997 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:35,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,054 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2021-12-17 15:09:35,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,065 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2021-12-17 15:09:35,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:35,071 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:35,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2124759845] [2021-12-17 15:09:35,072 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2124759845] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:35,072 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:35,072 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-17 15:09:35,073 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083911096] [2021-12-17 15:09:35,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:35,074 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-17 15:09:35,074 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:35,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-17 15:09:35,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:35,076 INFO L87 Difference]: Start difference. First operand 88 states and 113 transitions. Second operand has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:35,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:35,092 INFO L93 Difference]: Finished difference Result 136 states and 174 transitions. [2021-12-17 15:09:35,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-17 15:09:35,093 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 33 [2021-12-17 15:09:35,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:35,095 INFO L225 Difference]: With dead ends: 136 [2021-12-17 15:09:35,095 INFO L226 Difference]: Without dead ends: 79 [2021-12-17 15:09:35,096 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-17 15:09:35,097 INFO L933 BasicCegarLoop]: 100 mSDtfsCounter, 17 mSDsluCounter, 78 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 178 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 [2021-12-17 15:09:35,098 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [21 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:35,099 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2021-12-17 15:09:35,116 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 79. [2021-12-17 15:09:35,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 79 states, 59 states have (on average 1.305084745762712) internal successors, (77), 67 states have internal predecessors, (77), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2021-12-17 15:09:35,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 101 transitions. [2021-12-17 15:09:35,120 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 101 transitions. Word has length 33 [2021-12-17 15:09:35,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:35,120 INFO L470 AbstractCegarLoop]: Abstraction has 79 states and 101 transitions. [2021-12-17 15:09:35,121 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 8.333333333333334) internal successors, (25), 3 states have internal predecessors, (25), 1 states have call successors, (4), 2 states have call predecessors, (4), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:35,121 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 101 transitions. [2021-12-17 15:09:35,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2021-12-17 15:09:35,122 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:35,122 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-17 15:09:35,123 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-12-17 15:09:35,123 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:35,124 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:35,124 INFO L85 PathProgramCache]: Analyzing trace with hash -614478798, now seen corresponding path program 1 times [2021-12-17 15:09:35,124 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:35,124 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1182238990] [2021-12-17 15:09:35,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:35,125 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:35,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,230 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2021-12-17 15:09:35,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,241 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2021-12-17 15:09:35,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-12-17 15:09:35,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:35,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1182238990] [2021-12-17 15:09:35,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1182238990] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:35,248 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:35,248 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-17 15:09:35,248 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [874348402] [2021-12-17 15:09:35,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:35,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-12-17 15:09:35,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:35,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-12-17 15:09:35,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-12-17 15:09:35,250 INFO L87 Difference]: Start difference. First operand 79 states and 101 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-17 15:09:35,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:35,338 INFO L93 Difference]: Finished difference Result 197 states and 256 transitions. [2021-12-17 15:09:35,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-17 15:09:35,339 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) Word has length 38 [2021-12-17 15:09:35,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:35,341 INFO L225 Difference]: With dead ends: 197 [2021-12-17 15:09:35,341 INFO L226 Difference]: Without dead ends: 126 [2021-12-17 15:09:35,343 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-17 15:09:35,344 INFO L933 BasicCegarLoop]: 114 mSDtfsCounter, 162 mSDsluCounter, 233 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 162 SdHoareTripleChecker+Valid, 347 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:35,344 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [162 Valid, 347 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:35,345 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2021-12-17 15:09:35,360 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 123. [2021-12-17 15:09:35,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 123 states, 92 states have (on average 1.326086956521739) internal successors, (122), 103 states have internal predecessors, (122), 18 states have call successors, (18), 12 states have call predecessors, (18), 12 states have return successors, (19), 13 states have call predecessors, (19), 18 states have call successors, (19) [2021-12-17 15:09:35,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 123 states and 159 transitions. [2021-12-17 15:09:35,363 INFO L78 Accepts]: Start accepts. Automaton has 123 states and 159 transitions. Word has length 38 [2021-12-17 15:09:35,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:35,364 INFO L470 AbstractCegarLoop]: Abstraction has 123 states and 159 transitions. [2021-12-17 15:09:35,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2021-12-17 15:09:35,364 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 159 transitions. [2021-12-17 15:09:35,366 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2021-12-17 15:09:35,366 INFO L506 BasicCegarLoop]: Found error trace [2021-12-17 15:09:35,366 INFO L514 BasicCegarLoop]: trace histogram [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] [2021-12-17 15:09:35,367 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-12-17 15:09:35,367 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-17 15:09:35,367 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-17 15:09:35,368 INFO L85 PathProgramCache]: Analyzing trace with hash 10293682, now seen corresponding path program 1 times [2021-12-17 15:09:35,368 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-17 15:09:35,368 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129064585] [2021-12-17 15:09:35,368 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-17 15:09:35,368 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-17 15:09:35,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,481 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2021-12-17 15:09:35,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2021-12-17 15:09:35,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-17 15:09:35,495 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-12-17 15:09:35,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-17 15:09:35,496 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129064585] [2021-12-17 15:09:35,496 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129064585] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-17 15:09:35,496 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-17 15:09:35,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-12-17 15:09:35,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [4556887] [2021-12-17 15:09:35,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-17 15:09:35,500 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-17 15:09:35,500 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-17 15:09:35,500 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-17 15:09:35,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-12-17 15:09:35,501 INFO L87 Difference]: Start difference. First operand 123 states and 159 transitions. Second operand has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:35,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-17 15:09:35,574 INFO L93 Difference]: Finished difference Result 216 states and 283 transitions. [2021-12-17 15:09:35,574 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-12-17 15:09:35,575 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 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 41 [2021-12-17 15:09:35,575 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-17 15:09:35,575 INFO L225 Difference]: With dead ends: 216 [2021-12-17 15:09:35,576 INFO L226 Difference]: Without dead ends: 0 [2021-12-17 15:09:35,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-12-17 15:09:35,579 INFO L933 BasicCegarLoop]: 63 mSDtfsCounter, 38 mSDsluCounter, 167 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 39 SdHoareTripleChecker+Valid, 230 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-17 15:09:35,581 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [39 Valid, 230 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-17 15:09:35,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-17 15:09:35,582 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-17 15:09:35,582 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) [2021-12-17 15:09:35,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-17 15:09:35,583 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2021-12-17 15:09:35,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-17 15:09:35,583 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-17 15:09:35,584 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.0) internal successors, (36), 5 states have internal predecessors, (36), 1 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-17 15:09:35,587 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-17 15:09:35,587 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-17 15:09:35,589 INFO L764 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-12-17 15:09:35,590 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-12-17 15:09:35,592 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-17 15:09:36,020 INFO L861 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 389 396) the Hoare annotation is: true [2021-12-17 15:09:36,020 INFO L858 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 389 396) no Hoare annotation was computed. [2021-12-17 15:09:36,020 INFO L858 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 389 396) no Hoare annotation was computed. [2021-12-17 15:09:36,021 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 322 328) no Hoare annotation was computed. [2021-12-17 15:09:36,021 INFO L861 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 322 328) the Hoare annotation is: true [2021-12-17 15:09:36,022 INFO L858 garLoopResultBuilder]: For program point L191-1(lines 187 198) no Hoare annotation was computed. [2021-12-17 15:09:36,022 INFO L861 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 187 198) the Hoare annotation is: true [2021-12-17 15:09:36,022 INFO L858 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 187 198) no Hoare annotation was computed. [2021-12-17 15:09:36,022 INFO L858 garLoopResultBuilder]: For program point L985(line 985) no Hoare annotation was computed. [2021-12-17 15:09:36,022 INFO L854 garLoopResultBuilder]: At program point L948(lines 941 950) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,023 INFO L854 garLoopResultBuilder]: At program point L370(line 370) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,023 INFO L854 garLoopResultBuilder]: At program point L366(line 366) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,023 INFO L858 garLoopResultBuilder]: For program point timeShiftFINAL(lines 295 321) no Hoare annotation was computed. [2021-12-17 15:09:36,023 INFO L854 garLoopResultBuilder]: At program point L961(line 961) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,023 INFO L858 garLoopResultBuilder]: For program point L961-1(line 961) no Hoare annotation was computed. [2021-12-17 15:09:36,023 INFO L854 garLoopResultBuilder]: At program point L986(lines 981 988) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,024 INFO L854 garLoopResultBuilder]: At program point L375(line 375) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,024 INFO L854 garLoopResultBuilder]: At program point L375-1(lines 356 380) the Hoare annotation is: (or (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,024 INFO L854 garLoopResultBuilder]: At program point L404(lines 397 407) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,024 INFO L858 garLoopResultBuilder]: For program point L309-1(lines 309 315) no Hoare annotation was computed. [2021-12-17 15:09:36,024 INFO L854 garLoopResultBuilder]: At program point L946(line 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,025 INFO L858 garLoopResultBuilder]: For program point L946-1(line 946) no Hoare annotation was computed. [2021-12-17 15:09:36,025 INFO L858 garLoopResultBuilder]: For program point L302(lines 302 308) no Hoare annotation was computed. [2021-12-17 15:09:36,025 INFO L858 garLoopResultBuilder]: For program point L302-2(lines 298 320) no Hoare annotation was computed. [2021-12-17 15:09:36,025 INFO L858 garLoopResultBuilder]: For program point L364(lines 364 372) no Hoare annotation was computed. [2021-12-17 15:09:36,025 INFO L854 garLoopResultBuilder]: At program point L236(lines 231 239) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,025 INFO L858 garLoopResultBuilder]: For program point L360(lines 360 377) no Hoare annotation was computed. [2021-12-17 15:09:36,026 INFO L858 garLoopResultBuilder]: For program point L963(lines 963 973) no Hoare annotation was computed. [2021-12-17 15:09:36,026 INFO L858 garLoopResultBuilder]: For program point L959(lines 959 976) no Hoare annotation was computed. [2021-12-17 15:09:36,026 INFO L854 garLoopResultBuilder]: At program point L959-1(lines 951 979) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,026 INFO L854 garLoopResultBuilder]: At program point timeShiftENTRY(lines 295 321) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,026 INFO L854 garLoopResultBuilder]: At program point L204(lines 199 207) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,026 INFO L858 garLoopResultBuilder]: For program point timeShiftEXIT(lines 295 321) no Hoare annotation was computed. [2021-12-17 15:09:36,027 INFO L858 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 985) no Hoare annotation was computed. [2021-12-17 15:09:36,027 INFO L858 garLoopResultBuilder]: For program point L167(lines 167 171) no Hoare annotation was computed. [2021-12-17 15:09:36,027 INFO L854 garLoopResultBuilder]: At program point L167-2(lines 163 174) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2021-12-17 15:09:36,027 INFO L858 garLoopResultBuilder]: For program point L964(lines 964 970) no Hoare annotation was computed. [2021-12-17 15:09:36,027 INFO L861 garLoopResultBuilder]: At program point L66-1(lines 66 70) the Hoare annotation is: true [2021-12-17 15:09:36,028 INFO L858 garLoopResultBuilder]: For program point cleanupEXIT(lines 52 81) no Hoare annotation was computed. [2021-12-17 15:09:36,028 INFO L858 garLoopResultBuilder]: For program point L63(line 63) no Hoare annotation was computed. [2021-12-17 15:09:36,028 INFO L861 garLoopResultBuilder]: At program point cleanupENTRY(lines 52 81) the Hoare annotation is: true [2021-12-17 15:09:36,028 INFO L861 garLoopResultBuilder]: At program point L62-2(lines 62 76) the Hoare annotation is: true [2021-12-17 15:09:36,028 INFO L861 garLoopResultBuilder]: At program point L58(line 58) the Hoare annotation is: true [2021-12-17 15:09:36,028 INFO L858 garLoopResultBuilder]: For program point L58-1(line 58) no Hoare annotation was computed. [2021-12-17 15:09:36,029 INFO L861 garLoopResultBuilder]: At program point L77(lines 52 81) the Hoare annotation is: true [2021-12-17 15:09:36,029 INFO L858 garLoopResultBuilder]: For program point L73(line 73) no Hoare annotation was computed. [2021-12-17 15:09:36,029 INFO L858 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-12-17 15:09:36,029 INFO L861 garLoopResultBuilder]: At program point L126(lines 118 128) the Hoare annotation is: true [2021-12-17 15:09:36,029 INFO L861 garLoopResultBuilder]: At program point L151(lines 132 154) the Hoare annotation is: true [2021-12-17 15:09:36,029 INFO L854 garLoopResultBuilder]: At program point L556(lines 505 557) the Hoare annotation is: false [2021-12-17 15:09:36,030 INFO L858 garLoopResultBuilder]: For program point L544(lines 544 550) no Hoare annotation was computed. [2021-12-17 15:09:36,030 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-17 15:09:36,030 INFO L854 garLoopResultBuilder]: At program point L478(line 478) the Hoare annotation is: false [2021-12-17 15:09:36,030 INFO L854 garLoopResultBuilder]: At program point L544-2(lines 536 551) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,030 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-17 15:09:36,030 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-17 15:09:36,031 INFO L858 garLoopResultBuilder]: For program point L507(lines 506 555) no Hoare annotation was computed. [2021-12-17 15:09:36,031 INFO L854 garLoopResultBuilder]: At program point L280(lines 275 283) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,031 INFO L858 garLoopResultBuilder]: For program point L536(lines 536 551) no Hoare annotation was computed. [2021-12-17 15:09:36,031 INFO L854 garLoopResultBuilder]: At program point L272(lines 268 274) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,031 INFO L854 garLoopResultBuilder]: At program point L528(line 528) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,032 INFO L854 garLoopResultBuilder]: At program point L553(lines 506 555) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,032 INFO L858 garLoopResultBuilder]: For program point L516(lines 516 522) no Hoare annotation was computed. [2021-12-17 15:09:36,032 INFO L858 garLoopResultBuilder]: For program point L516-1(lines 516 522) no Hoare annotation was computed. [2021-12-17 15:09:36,032 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-17 15:09:36,032 INFO L858 garLoopResultBuilder]: For program point L508(lines 508 512) no Hoare annotation was computed. [2021-12-17 15:09:36,032 INFO L854 garLoopResultBuilder]: At program point L492(lines 487 494) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,033 INFO L854 garLoopResultBuilder]: At program point L938(lines 933 940) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,033 INFO L854 garLoopResultBuilder]: At program point L265(lines 261 267) the Hoare annotation is: (and (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,033 INFO L854 garLoopResultBuilder]: At program point L484(lines 472 486) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,033 INFO L858 garLoopResultBuilder]: For program point L476(lines 476 482) no Hoare annotation was computed. [2021-12-17 15:09:36,033 INFO L858 garLoopResultBuilder]: For program point L476-1(lines 476 482) no Hoare annotation was computed. [2021-12-17 15:09:36,033 INFO L854 garLoopResultBuilder]: At program point L113(lines 109 115) the Hoare annotation is: (and (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (not (= 0 ~systemActive~0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,034 INFO L861 garLoopResultBuilder]: At program point L559(lines 496 563) the Hoare annotation is: true [2021-12-17 15:09:36,034 INFO L858 garLoopResultBuilder]: For program point L142(lines 142 149) no Hoare annotation was computed. [2021-12-17 15:09:36,034 INFO L858 garLoopResultBuilder]: For program point L526(lines 526 532) no Hoare annotation was computed. [2021-12-17 15:09:36,034 INFO L858 garLoopResultBuilder]: For program point L526-1(lines 526 532) no Hoare annotation was computed. [2021-12-17 15:09:36,034 INFO L858 garLoopResultBuilder]: For program point L142-2(lines 142 149) no Hoare annotation was computed. [2021-12-17 15:09:36,035 INFO L854 garLoopResultBuilder]: At program point L518(line 518) the Hoare annotation is: (and (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (= 1 |ULTIMATE.start_valid_product_#res#1|) (= 1 |ULTIMATE.start_main_~tmp~0#1|) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,035 INFO L858 garLoopResultBuilder]: For program point waterRiseEXIT(lines 175 186) no Hoare annotation was computed. [2021-12-17 15:09:36,035 INFO L861 garLoopResultBuilder]: At program point waterRiseENTRY(lines 175 186) the Hoare annotation is: true [2021-12-17 15:09:36,035 INFO L858 garLoopResultBuilder]: For program point L179-1(lines 175 186) no Hoare annotation was computed. [2021-12-17 15:09:36,035 INFO L854 garLoopResultBuilder]: At program point L349(line 349) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,035 INFO L858 garLoopResultBuilder]: For program point L349-1(lines 330 354) no Hoare annotation was computed. [2021-12-17 15:09:36,036 INFO L854 garLoopResultBuilder]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 330 354) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2021-12-17 15:09:36,036 INFO L858 garLoopResultBuilder]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 330 354) no Hoare annotation was computed. [2021-12-17 15:09:36,036 INFO L854 garLoopResultBuilder]: At program point L344(line 344) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,036 INFO L854 garLoopResultBuilder]: At program point L245(lines 240 248) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,036 INFO L854 garLoopResultBuilder]: At program point L468(lines 453 471) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,036 INFO L854 garLoopResultBuilder]: At program point L340(line 340) the Hoare annotation is: (or (= 0 ~systemActive~0) (not (= |old(~pumpRunning~0)| 0))) [2021-12-17 15:09:36,037 INFO L858 garLoopResultBuilder]: For program point L338(lines 338 346) no Hoare annotation was computed. [2021-12-17 15:09:36,037 INFO L858 garLoopResultBuilder]: For program point L334(lines 334 351) no Hoare annotation was computed. [2021-12-17 15:09:36,037 INFO L858 garLoopResultBuilder]: For program point L462(lines 462 466) no Hoare annotation was computed. [2021-12-17 15:09:36,037 INFO L858 garLoopResultBuilder]: For program point L462-2(lines 462 466) no Hoare annotation was computed. [2021-12-17 15:09:36,037 INFO L858 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 408 416) no Hoare annotation was computed. [2021-12-17 15:09:36,037 INFO L861 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 408 416) the Hoare annotation is: true [2021-12-17 15:09:36,038 INFO L858 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 408 416) no Hoare annotation was computed. [2021-12-17 15:09:36,041 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-12-17 15:09:36,042 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-17 15:09:36,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.12 03:09:36 BoogieIcfgContainer [2021-12-17 15:09:36,065 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-17 15:09:36,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-17 15:09:36,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-17 15:09:36,066 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-17 15:09:36,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.12 03:09:34" (3/4) ... [2021-12-17 15:09:36,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-17 15:09:36,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2021-12-17 15:09:36,075 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2021-12-17 15:09:36,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2021-12-17 15:09:36,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2021-12-17 15:09:36,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2021-12-17 15:09:36,076 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2021-12-17 15:09:36,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2021-12-17 15:09:36,077 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2021-12-17 15:09:36,091 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 52 nodes and edges [2021-12-17 15:09:36,092 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2021-12-17 15:09:36,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-12-17 15:09:36,093 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-17 15:09:36,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-17 15:09:36,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 15:09:36,094 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-17 15:09:36,124 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (1 == \result && !(0 == systemActive)) && pumpRunning == 0 [2021-12-17 15:09:36,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-17 15:09:36,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-17 15:09:36,125 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 [2021-12-17 15:09:36,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-17 15:09:36,127 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,128 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 [2021-12-17 15:09:36,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-17 15:09:36,129 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == systemActive) && pumpRunning == 0) || !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 [2021-12-17 15:09:36,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2021-12-17 15:09:36,130 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,131 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,132 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0 == systemActive || !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,133 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: 0 == systemActive || !(\old(pumpRunning) == 0) [2021-12-17 15:09:36,172 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-17 15:09:36,173 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-17 15:09:36,173 INFO L158 Benchmark]: Toolchain (without parser) took 2719.42ms. Allocated memory was 109.1MB in the beginning and 157.3MB in the end (delta: 48.2MB). Free memory was 82.2MB in the beginning and 88.8MB in the end (delta: -6.5MB). Peak memory consumption was 38.4MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,174 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-17 15:09:36,174 INFO L158 Benchmark]: CACSL2BoogieTranslator took 457.31ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 75.1MB in the end (delta: 6.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,175 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.62ms. Allocated memory is still 109.1MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,175 INFO L158 Benchmark]: Boogie Preprocessor took 40.62ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 71.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,181 INFO L158 Benchmark]: RCFGBuilder took 416.38ms. Allocated memory was 109.1MB in the beginning and 157.3MB in the end (delta: 48.2MB). Free memory was 70.9MB in the beginning and 132.0MB in the end (delta: -61.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,182 INFO L158 Benchmark]: TraceAbstraction took 1641.00ms. Allocated memory is still 157.3MB. Free memory was 131.6MB in the beginning and 95.1MB in the end (delta: 36.5MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,182 INFO L158 Benchmark]: Witness Printer took 106.72ms. Allocated memory is still 157.3MB. Free memory was 95.1MB in the beginning and 88.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-12-17 15:09:36,185 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 109.1MB. Free memory is still 69.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 457.31ms. Allocated memory is still 109.1MB. Free memory was 82.0MB in the beginning and 75.1MB in the end (delta: 6.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.62ms. Allocated memory is still 109.1MB. Free memory was 75.1MB in the beginning and 72.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.62ms. Allocated memory is still 109.1MB. Free memory was 72.5MB in the beginning and 71.1MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 416.38ms. Allocated memory was 109.1MB in the beginning and 157.3MB in the end (delta: 48.2MB). Free memory was 70.9MB in the beginning and 132.0MB in the end (delta: -61.2MB). Peak memory consumption was 21.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1641.00ms. Allocated memory is still 157.3MB. Free memory was 131.6MB in the beginning and 95.1MB in the end (delta: 36.5MB). Peak memory consumption was 33.0MB. Max. memory is 16.1GB. * Witness Printer took 106.72ms. Allocated memory is still 157.3MB. Free memory was 95.1MB in the beginning and 88.8MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * 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: 985]: 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 9 procedures, 97 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 222 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 217 mSDsluCounter, 877 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 478 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 82 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 399 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 40 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=3, InterpolantAutomatonStates: 17, 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, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 46 LocationsWithAnnotation, 267 PreInvPairs, 297 NumberOfFragments, 304 HoareAnnotationTreeSize, 267 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 46 FomulaSimplificationsInter, 370 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 144 NumberOfCodeBlocks, 144 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 140 ConstructedInterpolants, 0 QuantifiedInterpolants, 240 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 12/12 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: 261]: Loop Invariant Derived loop invariant: !(0 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 199]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 505]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 163]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 472]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 397]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 951]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 240]: Loop Invariant Derived loop invariant: 0 == systemActive || !(\old(pumpRunning) == 0) - InvariantResult [Line: 275]: Loop Invariant Derived loop invariant: (1 == \result && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && pumpRunning == 0 - InvariantResult [Line: 268]: Loop Invariant Derived loop invariant: !(0 == systemActive) && pumpRunning == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 496]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 941]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 981]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 231]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 453]: Loop Invariant Derived loop invariant: 0 == systemActive || !(\old(pumpRunning) == 0) - InvariantResult [Line: 62]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 933]: Loop Invariant Derived loop invariant: ((1 == \result && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 132]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 487]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && 1 == \result) && 1 == tmp) && !(0 == systemActive)) && pumpRunning == 0 - InvariantResult [Line: 356]: Loop Invariant Derived loop invariant: (!(0 == systemActive) && pumpRunning == 0) || !(\old(pumpRunning) == 0) RESULT: Ultimate proved your program to be correct! [2021-12-17 15:09:36,242 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... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE