./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product29.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 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_product29.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 ccaa7fbdcb9338da1f8fd3ccb37732a1f2165a762a28b1457475bd920e3cf3c3 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 18:00:39,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 18:00:39,152 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 18:00:39,195 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 18:00:39,196 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 18:00:39,197 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 18:00:39,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 18:00:39,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 18:00:39,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 18:00:39,216 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 18:00:39,217 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 18:00:39,232 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 18:00:39,232 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 18:00:39,233 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 18:00:39,234 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 18:00:39,235 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 18:00:39,235 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 18:00:39,236 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 18:00:39,237 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 18:00:39,238 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 18:00:39,239 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 18:00:39,241 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 18:00:39,242 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 18:00:39,243 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 18:00:39,244 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 18:00:39,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 18:00:39,250 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 18:00:39,251 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 18:00:39,252 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 18:00:39,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 18:00:39,253 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 18:00:39,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 18:00:39,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 18:00:39,256 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 18:00:39,257 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 18:00:39,257 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 18:00:39,258 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 18:00:39,258 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 18:00:39,258 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 18:00:39,258 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 18:00:39,259 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 18:00:39,261 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 18:00:39,262 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 18:00:39,295 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 18:00:39,297 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 18:00:39,297 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 18:00:39,297 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 18:00:39,298 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 18:00:39,298 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 18:00:39,299 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 18:00:39,299 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 18:00:39,299 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 18:00:39,300 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 18:00:39,300 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 18:00:39,300 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 18:00:39,301 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 18:00:39,301 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 18:00:39,301 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 18:00:39,301 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 18:00:39,301 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 18:00:39,302 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 18:00:39,302 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 18:00:39,302 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 18:00:39,302 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 18:00:39,302 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 18:00:39,303 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 18:00:39,303 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 18:00:39,303 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:39,303 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 18:00:39,304 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 18:00:39,304 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 18:00:39,304 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 18:00:39,304 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 18:00:39,305 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 18:00:39,305 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 18:00:39,305 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 18:00:39,305 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ccaa7fbdcb9338da1f8fd3ccb37732a1f2165a762a28b1457475bd920e3cf3c3 [2022-07-13 18:00:39,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 18:00:39,574 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 18:00:39,576 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 18:00:39,577 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 18:00:39,578 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 18:00:39,579 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product29.cil.c [2022-07-13 18:00:39,634 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e687672/5f66a4922eef4248bd1c3b61f8a0a085/FLAGbbf88e56c [2022-07-13 18:00:40,070 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 18:00:40,073 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product29.cil.c [2022-07-13 18:00:40,087 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e687672/5f66a4922eef4248bd1c3b61f8a0a085/FLAGbbf88e56c [2022-07-13 18:00:40,104 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e5e687672/5f66a4922eef4248bd1c3b61f8a0a085 [2022-07-13 18:00:40,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 18:00:40,107 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 18:00:40,109 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:40,109 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 18:00:40,111 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 18:00:40,112 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,113 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@77281359 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40, skipping insertion in model container [2022-07-13 18:00:40,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,119 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 18:00:40,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 18:00:40,275 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_product29.cil.c[2141,2154] [2022-07-13 18:00:40,430 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:40,442 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 18:00:40,463 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_product29.cil.c[2141,2154] [2022-07-13 18:00:40,505 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 18:00:40,520 INFO L208 MainTranslator]: Completed translation [2022-07-13 18:00:40,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40 WrapperNode [2022-07-13 18:00:40,520 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 18:00:40,522 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:40,522 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 18:00:40,522 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 18:00:40,529 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,546 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,578 INFO L137 Inliner]: procedures = 56, calls = 158, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 248 [2022-07-13 18:00:40,578 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 18:00:40,580 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 18:00:40,580 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 18:00:40,580 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 18:00:40,587 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,587 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,589 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,589 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,595 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,615 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,616 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,618 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 18:00:40,619 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 18:00:40,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 18:00:40,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 18:00:40,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (1/1) ... [2022-07-13 18:00:40,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 18:00:40,642 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 18:00:40,651 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) [2022-07-13 18:00:40,653 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 [2022-07-13 18:00:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 18:00:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-13 18:00:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-13 18:00:40,685 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-13 18:00:40,685 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-07-13 18:00:40,686 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-07-13 18:00:40,686 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-07-13 18:00:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 18:00:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-13 18:00:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-13 18:00:40,687 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 18:00:40,687 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 18:00:40,740 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 18:00:40,741 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 18:00:40,993 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 18:00:41,000 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 18:00:41,015 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 18:00:41,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:41 BoogieIcfgContainer [2022-07-13 18:00:41,017 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 18:00:41,019 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 18:00:41,019 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 18:00:41,022 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 18:00:41,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 06:00:40" (1/3) ... [2022-07-13 18:00:41,023 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3616e86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:41, skipping insertion in model container [2022-07-13 18:00:41,023 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 06:00:40" (2/3) ... [2022-07-13 18:00:41,024 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3616e86e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 06:00:41, skipping insertion in model container [2022-07-13 18:00:41,024 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:41" (3/3) ... [2022-07-13 18:00:41,025 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product29.cil.c [2022-07-13 18:00:41,037 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 18:00:41,037 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 18:00:41,083 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 18:00:41,088 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5937c8a3, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@5f766fa4 [2022-07-13 18:00:41,089 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 18:00:41,092 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 78 states have internal predecessors, (95), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 states have return successors, (15), 11 states have call predecessors, (15), 15 states have call successors, (15) [2022-07-13 18:00:41,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-13 18:00:41,105 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:41,105 INFO L195 NwaCegarLoop]: 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] [2022-07-13 18:00:41,106 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:41,110 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:41,110 INFO L85 PathProgramCache]: Analyzing trace with hash 162796435, now seen corresponding path program 1 times [2022-07-13 18:00:41,118 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:41,119 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1314937964] [2022-07-13 18:00:41,119 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:41,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,368 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-13 18:00:41,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,383 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-13 18:00:41,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,396 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:41,397 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:41,398 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1314937964] [2022-07-13 18:00:41,398 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1314937964] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:41,398 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:41,399 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 18:00:41,400 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [373196604] [2022-07-13 18:00:41,401 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:41,405 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 18:00:41,405 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:41,434 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 18:00:41,434 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 18:00:41,437 INFO L87 Difference]: Start difference. First operand has 96 states, 70 states have (on average 1.3571428571428572) internal successors, (95), 78 states have internal predecessors, (95), 15 states have call successors, (15), 9 states have call predecessors, (15), 9 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) [2022-07-13 18:00:41,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:41,486 INFO L93 Difference]: Finished difference Result 183 states and 244 transitions. [2022-07-13 18:00:41,486 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 18:00:41,487 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 [2022-07-13 18:00:41,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:41,496 INFO L225 Difference]: With dead ends: 183 [2022-07-13 18:00:41,496 INFO L226 Difference]: Without dead ends: 87 [2022-07-13 18:00:41,501 INFO L412 NwaCegarLoop]: 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 [2022-07-13 18:00:41,504 INFO L413 NwaCegarLoop]: 119 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, 119 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 [2022-07-13 18:00:41,505 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 119 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:41,519 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2022-07-13 18:00:41,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2022-07-13 18:00:41,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 63 states have (on average 1.2857142857142858) internal successors, (81), 70 states have internal predecessors, (81), 15 states have call successors, (15), 9 states have call predecessors, (15), 8 states have return successors, (14), 10 states have call predecessors, (14), 14 states have call successors, (14) [2022-07-13 18:00:41,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 110 transitions. [2022-07-13 18:00:41,557 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 110 transitions. Word has length 32 [2022-07-13 18:00:41,557 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:41,558 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 110 transitions. [2022-07-13 18:00:41,558 INFO L496 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) [2022-07-13 18:00:41,558 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 110 transitions. [2022-07-13 18:00:41,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-07-13 18:00:41,564 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:41,564 INFO L195 NwaCegarLoop]: 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] [2022-07-13 18:00:41,564 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 18:00:41,565 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:41,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:41,567 INFO L85 PathProgramCache]: Analyzing trace with hash -1237788034, now seen corresponding path program 1 times [2022-07-13 18:00:41,567 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:41,567 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463725334] [2022-07-13 18:00:41,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:41,568 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:41,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,655 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-13 18:00:41,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,658 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-13 18:00:41,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,663 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:41,670 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:41,670 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463725334] [2022-07-13 18:00:41,670 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [463725334] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:41,670 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:41,670 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 18:00:41,671 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833264048] [2022-07-13 18:00:41,671 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:41,672 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 18:00:41,672 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:41,672 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 18:00:41,673 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 18:00:41,673 INFO L87 Difference]: Start difference. First operand 87 states and 110 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) [2022-07-13 18:00:41,688 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:41,690 INFO L93 Difference]: Finished difference Result 139 states and 175 transitions. [2022-07-13 18:00:41,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 18:00:41,691 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 [2022-07-13 18:00:41,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:41,695 INFO L225 Difference]: With dead ends: 139 [2022-07-13 18:00:41,696 INFO L226 Difference]: Without dead ends: 78 [2022-07-13 18:00:41,696 INFO L412 NwaCegarLoop]: 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 [2022-07-13 18:00:41,698 INFO L413 NwaCegarLoop]: 97 mSDtfsCounter, 12 mSDsluCounter, 81 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 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 [2022-07-13 18:00:41,700 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 178 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 18:00:41,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-07-13 18:00:41,710 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-07-13 18:00:41,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 57 states have (on average 1.2982456140350878) internal successors, (74), 64 states have internal predecessors, (74), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-13 18:00:41,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 98 transitions. [2022-07-13 18:00:41,713 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 98 transitions. Word has length 33 [2022-07-13 18:00:41,713 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:41,714 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 98 transitions. [2022-07-13 18:00:41,714 INFO L496 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) [2022-07-13 18:00:41,714 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 98 transitions. [2022-07-13 18:00:41,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-07-13 18:00:41,718 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:41,719 INFO L195 NwaCegarLoop]: 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] [2022-07-13 18:00:41,719 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 18:00:41,719 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:41,719 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:41,720 INFO L85 PathProgramCache]: Analyzing trace with hash -896282956, now seen corresponding path program 1 times [2022-07-13 18:00:41,720 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:41,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [456512322] [2022-07-13 18:00:41,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:41,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:41,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,834 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:41,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-07-13 18:00:41,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:41,840 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 18:00:41,840 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:41,841 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [456512322] [2022-07-13 18:00:41,841 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [456512322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:41,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:41,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 18:00:41,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455441858] [2022-07-13 18:00:41,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:41,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 18:00:41,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:41,842 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 18:00:41,842 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 18:00:41,843 INFO L87 Difference]: Start difference. First operand 78 states and 98 transitions. Second operand has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-07-13 18:00:41,969 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:41,970 INFO L93 Difference]: Finished difference Result 148 states and 189 transitions. [2022-07-13 18:00:41,970 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 18:00:41,970 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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 37 [2022-07-13 18:00:41,971 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:41,972 INFO L225 Difference]: With dead ends: 148 [2022-07-13 18:00:41,972 INFO L226 Difference]: Without dead ends: 78 [2022-07-13 18:00:41,973 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-13 18:00:41,974 INFO L413 NwaCegarLoop]: 91 mSDtfsCounter, 126 mSDsluCounter, 106 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 197 SdHoareTripleChecker+Invalid, 63 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:41,974 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 197 Invalid, 63 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:41,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2022-07-13 18:00:41,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 78. [2022-07-13 18:00:41,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 78 states, 57 states have (on average 1.280701754385965) internal successors, (73), 64 states have internal predecessors, (73), 12 states have call successors, (12), 8 states have call predecessors, (12), 8 states have return successors, (12), 8 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-13 18:00:41,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 78 states and 97 transitions. [2022-07-13 18:00:41,982 INFO L78 Accepts]: Start accepts. Automaton has 78 states and 97 transitions. Word has length 37 [2022-07-13 18:00:41,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:41,984 INFO L495 AbstractCegarLoop]: Abstraction has 78 states and 97 transitions. [2022-07-13 18:00:41,985 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 5.0) internal successors, (30), 6 states have internal predecessors, (30), 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) [2022-07-13 18:00:41,985 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 97 transitions. [2022-07-13 18:00:41,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2022-07-13 18:00:41,988 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 18:00:41,990 INFO L195 NwaCegarLoop]: 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, 1, 1, 1, 1, 1, 1] [2022-07-13 18:00:41,990 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 18:00:41,990 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 18:00:41,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 18:00:41,991 INFO L85 PathProgramCache]: Analyzing trace with hash 866173904, now seen corresponding path program 1 times [2022-07-13 18:00:41,991 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 18:00:41,991 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218097823] [2022-07-13 18:00:41,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 18:00:41,992 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 18:00:42,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:42,068 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-13 18:00:42,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:42,078 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 18:00:42,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:42,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-13 18:00:42,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:42,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-13 18:00:42,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 18:00:42,109 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 18:00:42,109 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 18:00:42,109 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218097823] [2022-07-13 18:00:42,109 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218097823] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 18:00:42,109 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 18:00:42,110 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 18:00:42,110 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115526481] [2022-07-13 18:00:42,110 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 18:00:42,111 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 18:00:42,111 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 18:00:42,112 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 18:00:42,112 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 18:00:42,112 INFO L87 Difference]: Start difference. First operand 78 states and 97 transitions. Second operand has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-13 18:00:42,233 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 18:00:42,233 INFO L93 Difference]: Finished difference Result 127 states and 160 transitions. [2022-07-13 18:00:42,233 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 18:00:42,234 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 47 [2022-07-13 18:00:42,235 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 18:00:42,235 INFO L225 Difference]: With dead ends: 127 [2022-07-13 18:00:42,235 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 18:00:42,238 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2022-07-13 18:00:42,247 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 50 mSDsluCounter, 137 mSDsCounter, 0 mSdLazyCounter, 90 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 52 SdHoareTripleChecker+Valid, 188 SdHoareTripleChecker+Invalid, 111 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 90 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 18:00:42,249 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [52 Valid, 188 Invalid, 111 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 90 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 18:00:42,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 18:00:42,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 18:00:42,251 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) [2022-07-13 18:00:42,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 18:00:42,251 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 47 [2022-07-13 18:00:42,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 18:00:42,252 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 18:00:42,252 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.428571428571429) internal successors, (38), 5 states have internal predecessors, (38), 1 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2022-07-13 18:00:42,252 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 18:00:42,252 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 18:00:42,255 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 18:00:42,255 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 18:00:42,257 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 18:00:42,527 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 413 420) the Hoare annotation is: true [2022-07-13 18:00:42,530 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 413 420) no Hoare annotation was computed. [2022-07-13 18:00:42,530 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 413 420) no Hoare annotation was computed. [2022-07-13 18:00:42,531 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 329 335) no Hoare annotation was computed. [2022-07-13 18:00:42,531 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 329 335) the Hoare annotation is: true [2022-07-13 18:00:42,531 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 130 141) the Hoare annotation is: true [2022-07-13 18:00:42,531 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 130 141) no Hoare annotation was computed. [2022-07-13 18:00:42,531 INFO L899 garLoopResultBuilder]: For program point L134-1(lines 130 141) no Hoare annotation was computed. [2022-07-13 18:00:42,531 INFO L899 garLoopResultBuilder]: For program point L960(lines 960 966) no Hoare annotation was computed. [2022-07-13 18:00:42,532 INFO L895 garLoopResultBuilder]: At program point L382(line 382) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,534 INFO L895 garLoopResultBuilder]: At program point L382-1(lines 363 387) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,534 INFO L895 garLoopResultBuilder]: At program point L93(lines 88 95) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,534 INFO L899 garLoopResultBuilder]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2022-07-13 18:00:42,534 INFO L895 garLoopResultBuilder]: At program point L944(lines 937 946) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,534 INFO L899 garLoopResultBuilder]: For program point L110(lines 110 114) no Hoare annotation was computed. [2022-07-13 18:00:42,534 INFO L895 garLoopResultBuilder]: At program point L110-2(lines 106 117) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,534 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 302 328) no Hoare annotation was computed. [2022-07-13 18:00:42,535 INFO L895 garLoopResultBuilder]: At program point L957(line 957) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,535 INFO L899 garLoopResultBuilder]: For program point L957-1(line 957) no Hoare annotation was computed. [2022-07-13 18:00:42,535 INFO L899 garLoopResultBuilder]: For program point L309(lines 309 315) no Hoare annotation was computed. [2022-07-13 18:00:42,535 INFO L899 garLoopResultBuilder]: For program point L309-2(lines 305 327) no Hoare annotation was computed. [2022-07-13 18:00:42,535 INFO L899 garLoopResultBuilder]: For program point L371(lines 371 379) no Hoare annotation was computed. [2022-07-13 18:00:42,535 INFO L899 garLoopResultBuilder]: For program point L367(lines 367 384) no Hoare annotation was computed. [2022-07-13 18:00:42,536 INFO L895 garLoopResultBuilder]: At program point L942(line 942) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,536 INFO L899 garLoopResultBuilder]: For program point L942-1(line 942) no Hoare annotation was computed. [2022-07-13 18:00:42,536 INFO L899 garLoopResultBuilder]: For program point L959(lines 959 969) no Hoare annotation was computed. [2022-07-13 18:00:42,536 INFO L899 garLoopResultBuilder]: For program point L92(line 92) no Hoare annotation was computed. [2022-07-13 18:00:42,536 INFO L899 garLoopResultBuilder]: For program point L955(lines 955 972) no Hoare annotation was computed. [2022-07-13 18:00:42,536 INFO L895 garLoopResultBuilder]: At program point L955-1(lines 947 975) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,536 INFO L895 garLoopResultBuilder]: At program point L377(line 377) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,536 INFO L895 garLoopResultBuilder]: At program point L373(line 373) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,537 INFO L895 garLoopResultBuilder]: At program point L179(lines 174 182) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,537 INFO L895 garLoopResultBuilder]: At program point L369(line 369) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,537 INFO L899 garLoopResultBuilder]: For program point L369-1(line 369) no Hoare annotation was computed. [2022-07-13 18:00:42,537 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 302 328) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,538 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 302 328) no Hoare annotation was computed. [2022-07-13 18:00:42,538 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 92) no Hoare annotation was computed. [2022-07-13 18:00:42,540 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 195 224) no Hoare annotation was computed. [2022-07-13 18:00:42,540 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 195 224) the Hoare annotation is: true [2022-07-13 18:00:42,540 INFO L902 garLoopResultBuilder]: At program point L220(lines 195 224) the Hoare annotation is: true [2022-07-13 18:00:42,540 INFO L899 garLoopResultBuilder]: For program point L216(line 216) no Hoare annotation was computed. [2022-07-13 18:00:42,540 INFO L899 garLoopResultBuilder]: For program point L209(lines 209 213) no Hoare annotation was computed. [2022-07-13 18:00:42,540 INFO L902 garLoopResultBuilder]: At program point L209-1(lines 209 213) the Hoare annotation is: true [2022-07-13 18:00:42,541 INFO L899 garLoopResultBuilder]: For program point L206(line 206) no Hoare annotation was computed. [2022-07-13 18:00:42,541 INFO L902 garLoopResultBuilder]: At program point L205-2(lines 205 219) the Hoare annotation is: true [2022-07-13 18:00:42,541 INFO L902 garLoopResultBuilder]: At program point L201(line 201) the Hoare annotation is: true [2022-07-13 18:00:42,541 INFO L899 garLoopResultBuilder]: For program point L201-1(line 201) no Hoare annotation was computed. [2022-07-13 18:00:42,541 INFO L899 garLoopResultBuilder]: For program point L543(lines 543 547) no Hoare annotation was computed. [2022-07-13 18:00:42,541 INFO L895 garLoopResultBuilder]: At program point L254(lines 250 256) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-07-13 18:00:42,542 INFO L895 garLoopResultBuilder]: At program point L543-2(lines 537 548) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-13 18:00:42,542 INFO L899 garLoopResultBuilder]: For program point L527(lines 527 533) no Hoare annotation was computed. [2022-07-13 18:00:42,542 INFO L899 garLoopResultBuilder]: For program point L527-1(lines 527 533) no Hoare annotation was computed. [2022-07-13 18:00:42,542 INFO L902 garLoopResultBuilder]: At program point L556(lines 497 560) the Hoare annotation is: true [2022-07-13 18:00:42,542 INFO L902 garLoopResultBuilder]: At program point L267(lines 259 269) the Hoare annotation is: true [2022-07-13 18:00:42,542 INFO L895 garLoopResultBuilder]: At program point L519(line 519) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-13 18:00:42,543 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 18:00:42,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 18:00:42,543 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 18:00:42,543 INFO L899 garLoopResultBuilder]: For program point L280(lines 280 287) no Hoare annotation was computed. [2022-07-13 18:00:42,543 INFO L899 garLoopResultBuilder]: For program point L280-2(lines 280 287) no Hoare annotation was computed. [2022-07-13 18:00:42,543 INFO L895 garLoopResultBuilder]: At program point L553(lines 506 554) the Hoare annotation is: false [2022-07-13 18:00:42,543 INFO L902 garLoopResultBuilder]: At program point L289(lines 270 292) the Hoare annotation is: true [2022-07-13 18:00:42,544 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 18:00:42,544 INFO L899 garLoopResultBuilder]: For program point L508(lines 507 552) no Hoare annotation was computed. [2022-07-13 18:00:42,544 INFO L899 garLoopResultBuilder]: For program point L537(lines 537 548) no Hoare annotation was computed. [2022-07-13 18:00:42,544 INFO L895 garLoopResultBuilder]: At program point L83(lines 78 86) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-07-13 18:00:42,544 INFO L895 garLoopResultBuilder]: At program point L529(line 529) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-13 18:00:42,545 INFO L895 garLoopResultBuilder]: At program point L75(lines 71 77) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-07-13 18:00:42,545 INFO L895 garLoopResultBuilder]: At program point L934(lines 929 936) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) [2022-07-13 18:00:42,545 INFO L895 garLoopResultBuilder]: At program point L550(lines 507 552) the Hoare annotation is: (and (= |ULTIMATE.start_main_~tmp~0#1| ~systemActive~0) (= ~pumpRunning~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-13 18:00:42,545 INFO L899 garLoopResultBuilder]: For program point L517(lines 517 523) no Hoare annotation was computed. [2022-07-13 18:00:42,545 INFO L899 garLoopResultBuilder]: For program point L517-1(lines 517 523) no Hoare annotation was computed. [2022-07-13 18:00:42,546 INFO L899 garLoopResultBuilder]: For program point L509(lines 509 513) no Hoare annotation was computed. [2022-07-13 18:00:42,546 INFO L895 garLoopResultBuilder]: At program point L68(lines 64 70) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= 1 ~systemActive~0)) [2022-07-13 18:00:42,546 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 118 129) no Hoare annotation was computed. [2022-07-13 18:00:42,547 INFO L899 garLoopResultBuilder]: For program point L122-1(lines 118 129) no Hoare annotation was computed. [2022-07-13 18:00:42,547 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 118 129) the Hoare annotation is: true [2022-07-13 18:00:42,548 INFO L895 garLoopResultBuilder]: At program point L351(line 351) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,548 INFO L895 garLoopResultBuilder]: At program point L188(lines 183 191) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,548 INFO L895 garLoopResultBuilder]: At program point L347(line 347) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,548 INFO L899 garLoopResultBuilder]: For program point L345(lines 345 353) no Hoare annotation was computed. [2022-07-13 18:00:42,548 INFO L899 garLoopResultBuilder]: For program point L341(lines 341 358) no Hoare annotation was computed. [2022-07-13 18:00:42,548 INFO L895 garLoopResultBuilder]: At program point L492(lines 477 495) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,548 INFO L899 garLoopResultBuilder]: For program point L486(lines 486 490) no Hoare annotation was computed. [2022-07-13 18:00:42,549 INFO L899 garLoopResultBuilder]: For program point L486-2(lines 486 490) no Hoare annotation was computed. [2022-07-13 18:00:42,549 INFO L895 garLoopResultBuilder]: At program point L356(line 356) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,549 INFO L899 garLoopResultBuilder]: For program point L356-1(lines 337 361) no Hoare annotation was computed. [2022-07-13 18:00:42,549 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 337 361) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0) (not (= 1 ~systemActive~0))) [2022-07-13 18:00:42,550 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 337 361) no Hoare annotation was computed. [2022-07-13 18:00:42,550 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 432 440) no Hoare annotation was computed. [2022-07-13 18:00:42,550 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 432 440) the Hoare annotation is: true [2022-07-13 18:00:42,550 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 432 440) no Hoare annotation was computed. [2022-07-13 18:00:42,550 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 421 431) the Hoare annotation is: true [2022-07-13 18:00:42,550 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 421 431) no Hoare annotation was computed. [2022-07-13 18:00:42,550 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 421 431) no Hoare annotation was computed. [2022-07-13 18:00:42,551 INFO L902 garLoopResultBuilder]: At program point L147(lines 142 150) the Hoare annotation is: true [2022-07-13 18:00:42,555 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-13 18:00:42,557 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 18:00:42,593 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 06:00:42 BoogieIcfgContainer [2022-07-13 18:00:42,593 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 18:00:42,594 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 18:00:42,594 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 18:00:42,594 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 18:00:42,595 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 06:00:41" (3/4) ... [2022-07-13 18:00:42,597 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 18:00:42,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-07-13 18:00:42,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-13 18:00:42,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-13 18:00:42,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-13 18:00:42,602 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-13 18:00:42,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-13 18:00:42,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-07-13 18:00:42,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-13 18:00:42,603 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-07-13 18:00:42,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 51 nodes and edges [2022-07-13 18:00:42,614 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-13 18:00:42,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-13 18:00:42,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 18:00:42,615 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 18:00:42,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:00:42,616 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 18:00:42,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive [2022-07-13 18:00:42,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-07-13 18:00:42,635 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive [2022-07-13 18:00:42,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 [2022-07-13 18:00:42,636 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-07-13 18:00:42,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-07-13 18:00:42,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-07-13 18:00:42,637 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-07-13 18:00:42,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-07-13 18:00:42,638 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) [2022-07-13 18:00:42,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-07-13 18:00:42,639 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || !(1 == systemActive) [2022-07-13 18:00:42,656 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 18:00:42,656 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 18:00:42,657 INFO L158 Benchmark]: Toolchain (without parser) took 2550.12ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.6MB in the beginning and 74.1MB in the end (delta: -17.5MB). Peak memory consumption was 19.7MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,657 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 18:00:42,658 INFO L158 Benchmark]: CACSL2BoogieTranslator took 412.04ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.4MB in the beginning and 102.7MB in the end (delta: -46.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,658 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.71ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,658 INFO L158 Benchmark]: Boogie Preprocessor took 38.35ms. Allocated memory is still 132.1MB. Free memory was 100.6MB in the beginning and 98.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,659 INFO L158 Benchmark]: RCFGBuilder took 398.79ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 81.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,659 INFO L158 Benchmark]: TraceAbstraction took 1574.27ms. Allocated memory is still 132.1MB. Free memory was 80.7MB in the beginning and 80.4MB in the end (delta: 322.6kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,659 INFO L158 Benchmark]: Witness Printer took 62.78ms. Allocated memory is still 132.1MB. Free memory was 80.4MB in the beginning and 74.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 18:00:42,661 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 96.5MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 412.04ms. Allocated memory was 96.5MB in the beginning and 132.1MB in the end (delta: 35.7MB). Free memory was 56.4MB in the beginning and 102.7MB in the end (delta: -46.4MB). Peak memory consumption was 16.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.71ms. Allocated memory is still 132.1MB. Free memory was 102.7MB in the beginning and 100.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.35ms. Allocated memory is still 132.1MB. Free memory was 100.6MB in the beginning and 98.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 398.79ms. Allocated memory is still 132.1MB. Free memory was 98.5MB in the beginning and 81.7MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 1574.27ms. Allocated memory is still 132.1MB. Free memory was 80.7MB in the beginning and 80.4MB in the end (delta: 322.6kB). Peak memory consumption was 1.5MB. Max. memory is 16.1GB. * Witness Printer took 62.78ms. Allocated memory is still 132.1MB. Free memory was 80.4MB in the beginning and 74.1MB 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: 92]: 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 10 procedures, 96 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.5s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 193 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 188 mSDsluCounter, 682 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 324 mSDsCounter, 31 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 144 IncrementalHoareTripleChecker+Invalid, 175 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 31 mSolverCounterUnsat, 358 mSDtfsCounter, 144 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 44 GetRequests, 28 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=0, 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, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 224 PreInvPairs, 238 NumberOfFragments, 331 HoareAnnotationTreeSize, 224 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 44 FomulaSimplificationsInter, 143 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.3s InterpolantComputationTime, 149 NumberOfCodeBlocks, 149 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 145 ConstructedInterpolants, 0 QuantifiedInterpolants, 284 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: 270]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 363]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 205]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 250]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 183]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 174]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 78]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 259]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 477]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: pumpRunning == 0 && 1 == systemActive - InvariantResult [Line: 929]: Loop Invariant Derived loop invariant: ((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 195]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (!(\old(pumpRunning) == 0) || pumpRunning == 0) || !(1 == systemActive) - InvariantResult [Line: 507]: Loop Invariant Derived loop invariant: (((tmp == systemActive && pumpRunning == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0 - InvariantResult [Line: 88]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || !(1 == systemActive) RESULT: Ultimate proved your program to be correct! [2022-07-13 18:00:42,698 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