./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version eb692b52 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_product16.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 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 --- Real Ultimate output --- This is Ultimate 0.2.2-?-eb692b5 [2022-07-19 17:25:44,792 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-19 17:25:44,795 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-19 17:25:44,842 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-19 17:25:44,843 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-19 17:25:44,847 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-19 17:25:44,848 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-19 17:25:44,850 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-19 17:25:44,852 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-19 17:25:44,856 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-19 17:25:44,857 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-19 17:25:44,860 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-19 17:25:44,860 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-19 17:25:44,862 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-19 17:25:44,863 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-19 17:25:44,866 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-19 17:25:44,866 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-19 17:25:44,868 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-19 17:25:44,869 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-19 17:25:44,874 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-19 17:25:44,876 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-19 17:25:44,877 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-19 17:25:44,878 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-19 17:25:44,879 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-19 17:25:44,881 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-19 17:25:44,888 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-19 17:25:44,888 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-19 17:25:44,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-19 17:25:44,890 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-19 17:25:44,890 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-19 17:25:44,892 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-19 17:25:44,892 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-19 17:25:44,893 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-19 17:25:44,894 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-19 17:25:44,895 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-19 17:25:44,895 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-19 17:25:44,896 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-19 17:25:44,896 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-19 17:25:44,897 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-19 17:25:44,897 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-19 17:25:44,898 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-19 17:25:44,899 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-19 17:25:44,900 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-19 17:25:44,928 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-19 17:25:44,929 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-19 17:25:44,929 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-19 17:25:44,930 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-19 17:25:44,930 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-19 17:25:44,931 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-19 17:25:44,931 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-19 17:25:44,931 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-19 17:25:44,932 INFO L138 SettingsManager]: * Use SBE=true [2022-07-19 17:25:44,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-19 17:25:44,933 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-19 17:25:44,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-19 17:25:44,933 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-19 17:25:44,934 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-19 17:25:44,934 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-19 17:25:44,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-19 17:25:44,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-19 17:25:44,935 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-19 17:25:44,935 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-19 17:25:44,935 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-19 17:25:44,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-19 17:25:44,936 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-19 17:25:44,936 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-19 17:25:44,936 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-19 17:25:44,936 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:25:44,937 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-19 17:25:44,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-19 17:25:44,937 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-19 17:25:44,937 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-19 17:25:44,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-19 17:25:44,938 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-19 17:25:44,938 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-19 17:25:44,938 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-19 17:25:44,939 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d1ca9044da6bfd8ea8e8fb421260ee2f744733ad29714ab0a4cdf49955938a8 [2022-07-19 17:25:45,165 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-19 17:25:45,186 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-19 17:25:45,189 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-19 17:25:45,190 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-19 17:25:45,191 INFO L275 PluginConnector]: CDTParser initialized [2022-07-19 17:25:45,192 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2022-07-19 17:25:45,267 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e00d5d55b/f1f9be62f99c47d5b8f0befd6e56d233/FLAG737b72de1 [2022-07-19 17:25:45,658 INFO L306 CDTParser]: Found 1 translation units. [2022-07-19 17:25:45,659 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product16.cil.c [2022-07-19 17:25:45,670 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e00d5d55b/f1f9be62f99c47d5b8f0befd6e56d233/FLAG737b72de1 [2022-07-19 17:25:46,043 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e00d5d55b/f1f9be62f99c47d5b8f0befd6e56d233 [2022-07-19 17:25:46,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-19 17:25:46,046 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-19 17:25:46,049 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-19 17:25:46,049 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-19 17:25:46,051 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-19 17:25:46,052 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,053 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47caddff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46, skipping insertion in model container [2022-07-19 17:25:46,053 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-19 17:25:46,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-19 17:25:46,298 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_product16.cil.c[13833,13846] [2022-07-19 17:25:46,318 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:25:46,325 INFO L203 MainTranslator]: Completed pre-run [2022-07-19 17:25:46,380 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_product16.cil.c[13833,13846] [2022-07-19 17:25:46,392 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-19 17:25:46,406 INFO L208 MainTranslator]: Completed translation [2022-07-19 17:25:46,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46 WrapperNode [2022-07-19 17:25:46,407 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-19 17:25:46,408 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-19 17:25:46,408 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-19 17:25:46,408 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-19 17:25:46,414 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,426 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,448 INFO L137 Inliner]: procedures = 55, calls = 156, calls flagged for inlining = 22, calls inlined = 18, statements flattened = 224 [2022-07-19 17:25:46,448 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-19 17:25:46,449 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-19 17:25:46,449 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-19 17:25:46,449 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-19 17:25:46,458 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,468 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,477 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,483 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,485 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-19 17:25:46,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-19 17:25:46,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-19 17:25:46,486 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-19 17:25:46,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (1/1) ... [2022-07-19 17:25:46,503 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-19 17:25:46,514 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-19 17:25:46,525 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) [2022-07-19 17:25:46,531 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 [2022-07-19 17:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-19 17:25:46,563 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-19 17:25:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-19 17:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-19 17:25:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-19 17:25:46,564 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-19 17:25:46,564 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-19 17:25:46,567 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2022-07-19 17:25:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2022-07-19 17:25:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2022-07-19 17:25:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2022-07-19 17:25:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2022-07-19 17:25:46,568 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2022-07-19 17:25:46,568 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2022-07-19 17:25:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2022-07-19 17:25:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-19 17:25:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-19 17:25:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-19 17:25:46,569 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-19 17:25:46,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-19 17:25:46,643 INFO L234 CfgBuilder]: Building ICFG [2022-07-19 17:25:46,644 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-19 17:25:46,875 INFO L275 CfgBuilder]: Performing block encoding [2022-07-19 17:25:46,881 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-19 17:25:46,881 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-19 17:25:46,883 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:25:46 BoogieIcfgContainer [2022-07-19 17:25:46,883 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-19 17:25:46,885 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-19 17:25:46,885 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-19 17:25:46,900 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-19 17:25:46,900 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.07 05:25:46" (1/3) ... [2022-07-19 17:25:46,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232b984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:25:46, skipping insertion in model container [2022-07-19 17:25:46,901 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.07 05:25:46" (2/3) ... [2022-07-19 17:25:46,901 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@232b984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.07 05:25:46, skipping insertion in model container [2022-07-19 17:25:46,902 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:25:46" (3/3) ... [2022-07-19 17:25:46,903 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product16.cil.c [2022-07-19 17:25:46,939 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-19 17:25:46,940 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-19 17:25:46,997 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-19 17:25:47,003 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@68d46cf1, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@69c91d7a [2022-07-19 17:25:47,007 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-19 17:25:47,012 INFO L276 IsEmpty]: Start isEmpty. Operand has 89 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 73 states have internal predecessors, (89), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) [2022-07-19 17:25:47,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-07-19 17:25:47,022 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:25:47,022 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] [2022-07-19 17:25:47,023 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:25:47,027 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:25:47,027 INFO L85 PathProgramCache]: Analyzing trace with hash -797081929, now seen corresponding path program 1 times [2022-07-19 17:25:47,048 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:25:47,049 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486288231] [2022-07-19 17:25:47,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:25:47,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 17:25:47,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,235 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-07-19 17:25:47,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,254 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2022-07-19 17:25:47,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,260 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-19 17:25:47,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 17:25:47,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486288231] [2022-07-19 17:25:47,262 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1486288231] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 17:25:47,262 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 17:25:47,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-19 17:25:47,264 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1290021074] [2022-07-19 17:25:47,264 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 17:25:47,267 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-19 17:25:47,268 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 17:25:47,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-19 17:25:47,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-19 17:25:47,296 INFO L87 Difference]: Start difference. First operand has 89 states, 66 states have (on average 1.3484848484848484) internal successors, (89), 73 states have internal predecessors, (89), 13 states have call successors, (13), 8 states have call predecessors, (13), 8 states have return successors, (13), 11 states have call predecessors, (13), 13 states have call successors, (13) 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) [2022-07-19 17:25:47,332 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 17:25:47,333 INFO L93 Difference]: Finished difference Result 169 states and 224 transitions. [2022-07-19 17:25:47,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-19 17:25:47,335 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 [2022-07-19 17:25:47,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 17:25:47,341 INFO L225 Difference]: With dead ends: 169 [2022-07-19 17:25:47,341 INFO L226 Difference]: Without dead ends: 80 [2022-07-19 17:25:47,345 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 [2022-07-19 17:25:47,347 INFO L413 NwaCegarLoop]: 109 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, 109 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 [2022-07-19 17:25:47,348 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 109 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 17:25:47,362 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2022-07-19 17:25:47,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 80. [2022-07-19 17:25:47,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 80 states, 59 states have (on average 1.271186440677966) internal successors, (75), 65 states have internal predecessors, (75), 13 states have call successors, (13), 8 states have call predecessors, (13), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-19 17:25:47,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 100 transitions. [2022-07-19 17:25:47,387 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 100 transitions. Word has length 32 [2022-07-19 17:25:47,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 17:25:47,387 INFO L495 AbstractCegarLoop]: Abstraction has 80 states and 100 transitions. [2022-07-19 17:25:47,387 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) [2022-07-19 17:25:47,387 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 100 transitions. [2022-07-19 17:25:47,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-07-19 17:25:47,390 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:25:47,390 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] [2022-07-19 17:25:47,390 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-19 17:25:47,390 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:25:47,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:25:47,391 INFO L85 PathProgramCache]: Analyzing trace with hash -13989471, now seen corresponding path program 1 times [2022-07-19 17:25:47,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:25:47,392 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1069871387] [2022-07-19 17:25:47,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:25:47,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 17:25:47,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-19 17:25:47,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,455 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-19 17:25:47,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,458 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-19 17:25:47,458 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 17:25:47,459 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1069871387] [2022-07-19 17:25:47,459 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1069871387] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 17:25:47,459 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 17:25:47,459 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-19 17:25:47,459 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2102282153] [2022-07-19 17:25:47,460 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 17:25:47,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-19 17:25:47,461 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 17:25:47,462 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-19 17:25:47,462 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-19 17:25:47,462 INFO L87 Difference]: Start difference. First operand 80 states and 100 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) [2022-07-19 17:25:47,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 17:25:47,476 INFO L93 Difference]: Finished difference Result 120 states and 148 transitions. [2022-07-19 17:25:47,477 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-19 17:25:47,477 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 [2022-07-19 17:25:47,477 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 17:25:47,478 INFO L225 Difference]: With dead ends: 120 [2022-07-19 17:25:47,478 INFO L226 Difference]: Without dead ends: 71 [2022-07-19 17:25:47,479 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 [2022-07-19 17:25:47,482 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 17 mSDsluCounter, 65 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 152 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 [2022-07-19 17:25:47,483 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 152 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-19 17:25:47,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 71 states. [2022-07-19 17:25:47,490 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 71 to 71. [2022-07-19 17:25:47,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 71 states, 53 states have (on average 1.2830188679245282) internal successors, (68), 59 states have internal predecessors, (68), 10 states have call successors, (10), 7 states have call predecessors, (10), 7 states have return successors, (10), 8 states have call predecessors, (10), 10 states have call successors, (10) [2022-07-19 17:25:47,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 71 states and 88 transitions. [2022-07-19 17:25:47,492 INFO L78 Accepts]: Start accepts. Automaton has 71 states and 88 transitions. Word has length 33 [2022-07-19 17:25:47,492 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 17:25:47,492 INFO L495 AbstractCegarLoop]: Abstraction has 71 states and 88 transitions. [2022-07-19 17:25:47,492 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) [2022-07-19 17:25:47,493 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2022-07-19 17:25:47,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-19 17:25:47,494 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:25:47,494 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] [2022-07-19 17:25:47,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-19 17:25:47,494 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:25:47,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:25:47,495 INFO L85 PathProgramCache]: Analyzing trace with hash -789144643, now seen corresponding path program 1 times [2022-07-19 17:25:47,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:25:47,496 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1868677060] [2022-07-19 17:25:47,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:25:47,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 17:25:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-19 17:25:47,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,585 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2022-07-19 17:25:47,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,588 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-19 17:25:47,588 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 17:25:47,589 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1868677060] [2022-07-19 17:25:47,589 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1868677060] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 17:25:47,589 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 17:25:47,589 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-19 17:25:47,589 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745327473] [2022-07-19 17:25:47,590 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 17:25:47,590 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-19 17:25:47,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 17:25:47,591 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-19 17:25:47,591 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-07-19 17:25:47,591 INFO L87 Difference]: Start difference. First operand 71 states and 88 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) [2022-07-19 17:25:47,728 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 17:25:47,728 INFO L93 Difference]: Finished difference Result 181 states and 230 transitions. [2022-07-19 17:25:47,729 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 17:25:47,729 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 [2022-07-19 17:25:47,729 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 17:25:47,731 INFO L225 Difference]: With dead ends: 181 [2022-07-19 17:25:47,732 INFO L226 Difference]: Without dead ends: 118 [2022-07-19 17:25:47,732 INFO L412 NwaCegarLoop]: 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 [2022-07-19 17:25:47,734 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 149 mSDsluCounter, 207 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 308 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 17:25:47,734 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 308 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 17:25:47,735 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 118 states. [2022-07-19 17:25:47,748 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 118 to 115. [2022-07-19 17:25:47,749 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 86 states have (on average 1.313953488372093) internal successors, (113), 95 states have internal predecessors, (113), 16 states have call successors, (16), 12 states have call predecessors, (16), 12 states have return successors, (17), 13 states have call predecessors, (17), 16 states have call successors, (17) [2022-07-19 17:25:47,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 146 transitions. [2022-07-19 17:25:47,751 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 146 transitions. Word has length 38 [2022-07-19 17:25:47,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 17:25:47,751 INFO L495 AbstractCegarLoop]: Abstraction has 115 states and 146 transitions. [2022-07-19 17:25:47,751 INFO L496 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) [2022-07-19 17:25:47,752 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 146 transitions. [2022-07-19 17:25:47,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2022-07-19 17:25:47,753 INFO L187 NwaCegarLoop]: Found error trace [2022-07-19 17:25:47,753 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] [2022-07-19 17:25:47,754 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-19 17:25:47,754 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-19 17:25:47,754 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-19 17:25:47,755 INFO L85 PathProgramCache]: Analyzing trace with hash -269047846, now seen corresponding path program 1 times [2022-07-19 17:25:47,755 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-19 17:25:47,755 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [994058941] [2022-07-19 17:25:47,755 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-19 17:25:47,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-19 17:25:47,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,853 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2022-07-19 17:25:47,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,861 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2022-07-19 17:25:47,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-19 17:25:47,875 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-19 17:25:47,875 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-19 17:25:47,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [994058941] [2022-07-19 17:25:47,876 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [994058941] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-19 17:25:47,876 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-19 17:25:47,876 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-19 17:25:47,877 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1600346574] [2022-07-19 17:25:47,877 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-19 17:25:47,878 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-19 17:25:47,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-19 17:25:47,879 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-19 17:25:47,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-19 17:25:47,880 INFO L87 Difference]: Start difference. First operand 115 states and 146 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) [2022-07-19 17:25:47,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-19 17:25:47,967 INFO L93 Difference]: Finished difference Result 203 states and 263 transitions. [2022-07-19 17:25:47,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-07-19 17:25:47,967 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 [2022-07-19 17:25:47,968 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-19 17:25:47,968 INFO L225 Difference]: With dead ends: 203 [2022-07-19 17:25:47,968 INFO L226 Difference]: Without dead ends: 0 [2022-07-19 17:25:47,970 INFO L412 NwaCegarLoop]: 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 [2022-07-19 17:25:47,971 INFO L413 NwaCegarLoop]: 59 mSDtfsCounter, 33 mSDsluCounter, 157 mSDsCounter, 0 mSdLazyCounter, 37 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 216 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 37 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-19 17:25:47,972 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [34 Valid, 216 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 37 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-19 17:25:47,972 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-19 17:25:47,972 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-19 17:25:47,973 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) [2022-07-19 17:25:47,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-19 17:25:47,973 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 41 [2022-07-19 17:25:47,973 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-19 17:25:47,973 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-19 17:25:47,974 INFO L496 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) [2022-07-19 17:25:47,974 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-19 17:25:47,974 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-19 17:25:47,976 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-19 17:25:47,980 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-19 17:25:47,981 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-19 17:25:48,345 INFO L902 garLoopResultBuilder]: At program point deactivatePumpENTRY(lines 712 719) the Hoare annotation is: true [2022-07-19 17:25:48,346 INFO L899 garLoopResultBuilder]: For program point deactivatePumpEXIT(lines 712 719) no Hoare annotation was computed. [2022-07-19 17:25:48,346 INFO L899 garLoopResultBuilder]: For program point deactivatePumpFINAL(lines 712 719) no Hoare annotation was computed. [2022-07-19 17:25:48,346 INFO L902 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 895 906) the Hoare annotation is: true [2022-07-19 17:25:48,346 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 895 906) no Hoare annotation was computed. [2022-07-19 17:25:48,346 INFO L899 garLoopResultBuilder]: For program point L899-1(lines 895 906) no Hoare annotation was computed. [2022-07-19 17:25:48,346 INFO L895 garLoopResultBuilder]: At program point L448(line 448) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,347 INFO L899 garLoopResultBuilder]: For program point L448-1(line 448) no Hoare annotation was computed. [2022-07-19 17:25:48,347 INFO L899 garLoopResultBuilder]: For program point L634(lines 634 640) no Hoare annotation was computed. [2022-07-19 17:25:48,347 INFO L899 garLoopResultBuilder]: For program point L634-2(lines 630 652) no Hoare annotation was computed. [2022-07-19 17:25:48,347 INFO L895 garLoopResultBuilder]: At program point L944(lines 939 947) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,347 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 627 653) no Hoare annotation was computed. [2022-07-19 17:25:48,347 INFO L895 garLoopResultBuilder]: At program point L676(line 676) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-19 17:25:48,348 INFO L895 garLoopResultBuilder]: At program point L672(line 672) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-19 17:25:48,348 INFO L895 garLoopResultBuilder]: At program point L668(line 668) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-19 17:25:48,348 INFO L899 garLoopResultBuilder]: For program point L668-1(line 668) no Hoare annotation was computed. [2022-07-19 17:25:48,348 INFO L895 garLoopResultBuilder]: At program point L433(line 433) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,348 INFO L899 garLoopResultBuilder]: For program point L433-1(line 433) no Hoare annotation was computed. [2022-07-19 17:25:48,349 INFO L899 garLoopResultBuilder]: For program point L875(lines 875 879) no Hoare annotation was computed. [2022-07-19 17:25:48,349 INFO L895 garLoopResultBuilder]: At program point L875-2(lines 871 882) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-19 17:25:48,349 INFO L895 garLoopResultBuilder]: At program point L681(line 681) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-19 17:25:48,349 INFO L895 garLoopResultBuilder]: At program point L681-1(lines 662 686) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0)))) [2022-07-19 17:25:48,349 INFO L899 garLoopResultBuilder]: For program point L450(lines 450 460) no Hoare annotation was computed. [2022-07-19 17:25:48,350 INFO L899 garLoopResultBuilder]: For program point L446(lines 446 463) no Hoare annotation was computed. [2022-07-19 17:25:48,350 INFO L895 garLoopResultBuilder]: At program point L446-1(lines 438 466) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,350 INFO L899 garLoopResultBuilder]: For program point L612(line 612) no Hoare annotation was computed. [2022-07-19 17:25:48,350 INFO L899 garLoopResultBuilder]: For program point L451(lines 451 457) no Hoare annotation was computed. [2022-07-19 17:25:48,350 INFO L899 garLoopResultBuilder]: For program point L641-1(lines 641 647) no Hoare annotation was computed. [2022-07-19 17:25:48,350 INFO L899 garLoopResultBuilder]: For program point L670(lines 670 678) no Hoare annotation was computed. [2022-07-19 17:25:48,351 INFO L899 garLoopResultBuilder]: For program point L666(lines 666 683) no Hoare annotation was computed. [2022-07-19 17:25:48,351 INFO L895 garLoopResultBuilder]: At program point L435(lines 428 437) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,351 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 627 653) the Hoare annotation is: (or (not (= |old(~pumpRunning~0)| 0)) (= ~pumpRunning~0 0)) [2022-07-19 17:25:48,351 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 627 653) no Hoare annotation was computed. [2022-07-19 17:25:48,351 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 612) no Hoare annotation was computed. [2022-07-19 17:25:48,352 INFO L895 garLoopResultBuilder]: At program point L613(lines 608 615) the Hoare annotation is: (not (= |old(~pumpRunning~0)| 0)) [2022-07-19 17:25:48,352 INFO L899 garLoopResultBuilder]: For program point L481(line 481) no Hoare annotation was computed. [2022-07-19 17:25:48,352 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 470 499) no Hoare annotation was computed. [2022-07-19 17:25:48,353 INFO L902 garLoopResultBuilder]: At program point L480-2(lines 480 494) the Hoare annotation is: true [2022-07-19 17:25:48,356 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 470 499) the Hoare annotation is: true [2022-07-19 17:25:48,359 INFO L902 garLoopResultBuilder]: At program point L476(line 476) the Hoare annotation is: true [2022-07-19 17:25:48,360 INFO L899 garLoopResultBuilder]: For program point L476-1(line 476) no Hoare annotation was computed. [2022-07-19 17:25:48,360 INFO L902 garLoopResultBuilder]: At program point L495(lines 470 499) the Hoare annotation is: true [2022-07-19 17:25:48,360 INFO L899 garLoopResultBuilder]: For program point L491(line 491) no Hoare annotation was computed. [2022-07-19 17:25:48,361 INFO L899 garLoopResultBuilder]: For program point L484(lines 484 488) no Hoare annotation was computed. [2022-07-19 17:25:48,361 INFO L902 garLoopResultBuilder]: At program point L484-1(lines 484 488) the Hoare annotation is: true [2022-07-19 17:25:48,361 INFO L895 garLoopResultBuilder]: At program point L832(line 832) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-19 17:25:48,361 INFO L902 garLoopResultBuilder]: At program point L543(lines 535 545) the Hoare annotation is: true [2022-07-19 17:25:48,361 INFO L895 garLoopResultBuilder]: At program point L857(lines 810 859) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-19 17:25:48,362 INFO L902 garLoopResultBuilder]: At program point L568(lines 549 571) the Hoare annotation is: true [2022-07-19 17:25:48,362 INFO L899 garLoopResultBuilder]: For program point L820(lines 820 826) no Hoare annotation was computed. [2022-07-19 17:25:48,362 INFO L895 garLoopResultBuilder]: At program point L531(lines 527 533) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,362 INFO L899 garLoopResultBuilder]: For program point L820-1(lines 820 826) no Hoare annotation was computed. [2022-07-19 17:25:48,362 INFO L899 garLoopResultBuilder]: For program point L812(lines 812 816) no Hoare annotation was computed. [2022-07-19 17:25:48,363 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-19 17:25:48,365 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-19 17:25:48,365 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-19 17:25:48,365 INFO L895 garLoopResultBuilder]: At program point L796(lines 791 798) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,366 INFO L895 garLoopResultBuilder]: At program point L788(lines 776 790) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-19 17:25:48,366 INFO L899 garLoopResultBuilder]: For program point L780(lines 780 786) no Hoare annotation was computed. [2022-07-19 17:25:48,366 INFO L899 garLoopResultBuilder]: For program point L780-1(lines 780 786) no Hoare annotation was computed. [2022-07-19 17:25:48,366 INFO L895 garLoopResultBuilder]: At program point L425(lines 420 427) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,367 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-19 17:25:48,367 INFO L902 garLoopResultBuilder]: At program point L863(lines 800 867) the Hoare annotation is: true [2022-07-19 17:25:48,367 INFO L899 garLoopResultBuilder]: For program point L830(lines 830 836) no Hoare annotation was computed. [2022-07-19 17:25:48,367 INFO L899 garLoopResultBuilder]: For program point L830-1(lines 830 836) no Hoare annotation was computed. [2022-07-19 17:25:48,367 INFO L895 garLoopResultBuilder]: At program point L603(lines 598 606) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,367 INFO L895 garLoopResultBuilder]: At program point L822(line 822) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-19 17:25:48,368 INFO L895 garLoopResultBuilder]: At program point L595(lines 591 597) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,368 INFO L895 garLoopResultBuilder]: At program point L860(lines 809 861) the Hoare annotation is: false [2022-07-19 17:25:48,368 INFO L899 garLoopResultBuilder]: For program point L848(lines 848 854) no Hoare annotation was computed. [2022-07-19 17:25:48,368 INFO L899 garLoopResultBuilder]: For program point L559(lines 559 566) no Hoare annotation was computed. [2022-07-19 17:25:48,368 INFO L895 garLoopResultBuilder]: At program point L782(line 782) the Hoare annotation is: false [2022-07-19 17:25:48,368 INFO L895 garLoopResultBuilder]: At program point L848-2(lines 840 855) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res#1| 1) (= |ULTIMATE.start_main_~tmp~4#1| 1) (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) [2022-07-19 17:25:48,369 INFO L899 garLoopResultBuilder]: For program point L559-2(lines 559 566) no Hoare annotation was computed. [2022-07-19 17:25:48,369 INFO L895 garLoopResultBuilder]: At program point L588(lines 584 590) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2022-07-19 17:25:48,369 INFO L899 garLoopResultBuilder]: For program point L811(lines 810 859) no Hoare annotation was computed. [2022-07-19 17:25:48,369 INFO L899 garLoopResultBuilder]: For program point L840(lines 840 855) no Hoare annotation was computed. [2022-07-19 17:25:48,369 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 883 894) no Hoare annotation was computed. [2022-07-19 17:25:48,370 INFO L899 garLoopResultBuilder]: For program point L887-1(lines 883 894) no Hoare annotation was computed. [2022-07-19 17:25:48,370 INFO L902 garLoopResultBuilder]: At program point waterRiseENTRY(lines 883 894) the Hoare annotation is: true [2022-07-19 17:25:48,370 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 654 660) no Hoare annotation was computed. [2022-07-19 17:25:48,372 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__methaneQueryFINAL(lines 654 660) the Hoare annotation is: true [2022-07-19 17:25:48,373 INFO L899 garLoopResultBuilder]: For program point isPumpRunningEXIT(lines 731 739) no Hoare annotation was computed. [2022-07-19 17:25:48,373 INFO L902 garLoopResultBuilder]: At program point isPumpRunningENTRY(lines 731 739) the Hoare annotation is: true [2022-07-19 17:25:48,373 INFO L899 garLoopResultBuilder]: For program point isPumpRunningFINAL(lines 731 739) no Hoare annotation was computed. [2022-07-19 17:25:48,374 INFO L902 garLoopResultBuilder]: At program point L912(lines 907 915) the Hoare annotation is: true [2022-07-19 17:25:48,374 INFO L902 garLoopResultBuilder]: At program point isMethaneAlarmENTRY(lines 720 730) the Hoare annotation is: true [2022-07-19 17:25:48,374 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmEXIT(lines 720 730) no Hoare annotation was computed. [2022-07-19 17:25:48,374 INFO L899 garLoopResultBuilder]: For program point isMethaneAlarmFINAL(lines 720 730) no Hoare annotation was computed. [2022-07-19 17:25:48,377 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-07-19 17:25:48,380 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-19 17:25:48,407 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.07 05:25:48 BoogieIcfgContainer [2022-07-19 17:25:48,409 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-19 17:25:48,409 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-19 17:25:48,409 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-19 17:25:48,410 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-19 17:25:48,410 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.07 05:25:46" (3/4) ... [2022-07-19 17:25:48,412 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-19 17:25:48,417 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2022-07-19 17:25:48,418 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2022-07-19 17:25:48,419 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2022-07-19 17:25:48,430 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2022-07-19 17:25:48,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-19 17:25:48,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-19 17:25:48,431 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-19 17:25:48,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-19 17:25:48,432 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 17:25:48,433 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-19 17:25:48,458 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2022-07-19 17:25:48,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-19 17:25:48,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) [2022-07-19 17:25:48,459 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-07-19 17:25:48,460 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-19 17:25:48,460 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-19 17:25:48,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) [2022-07-19 17:25:48,461 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-19 17:25:48,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) [2022-07-19 17:25:48,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) [2022-07-19 17:25:48,462 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 [2022-07-19 17:25:48,463 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(\old(pumpRunning) == 0) || pumpRunning == 0 [2022-07-19 17:25:48,494 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-19 17:25:48,494 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-19 17:25:48,496 INFO L158 Benchmark]: Toolchain (without parser) took 2448.64ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 59.8MB in the beginning and 41.6MB in the end (delta: 18.2MB). Peak memory consumption was 37.3MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,496 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 94.4MB. Free memory was 48.8MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-19 17:25:48,496 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.27ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 61.3MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,496 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.99ms. Allocated memory is still 94.4MB. Free memory was 61.3MB in the beginning and 58.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,497 INFO L158 Benchmark]: Boogie Preprocessor took 36.36ms. Allocated memory is still 94.4MB. Free memory was 58.8MB in the beginning and 57.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,497 INFO L158 Benchmark]: RCFGBuilder took 397.39ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 42.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,497 INFO L158 Benchmark]: TraceAbstraction took 1523.83ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 41.5MB in the beginning and 46.6MB in the end (delta: -5.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,498 INFO L158 Benchmark]: Witness Printer took 84.82ms. Allocated memory is still 113.2MB. Free memory was 46.6MB in the beginning and 41.6MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-19 17:25:48,501 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 94.4MB. Free memory was 48.8MB in the beginning and 48.8MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.27ms. Allocated memory is still 94.4MB. Free memory was 59.5MB in the beginning and 61.3MB in the end (delta: -1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.99ms. Allocated memory is still 94.4MB. Free memory was 61.3MB in the beginning and 58.8MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 36.36ms. Allocated memory is still 94.4MB. Free memory was 58.8MB in the beginning and 57.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 397.39ms. Allocated memory is still 94.4MB. Free memory was 57.5MB in the beginning and 42.1MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * TraceAbstraction took 1523.83ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 41.5MB in the beginning and 46.6MB in the end (delta: -5.1MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * Witness Printer took 84.82ms. Allocated memory is still 113.2MB. Free memory was 46.6MB in the beginning and 41.6MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. 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: 612]: 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, 89 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 1.4s, OverallIterations: 4, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 204 SdHoareTripleChecker+Valid, 0.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 199 mSDsluCounter, 785 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 429 mSDsCounter, 25 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 50 IncrementalHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 25 mSolverCounterUnsat, 356 mSDtfsCounter, 50 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=115occurred 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: 0.0s AutomataMinimizationTime, 4 MinimizatonAttempts, 3 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 41 LocationsWithAnnotation, 207 PreInvPairs, 237 NumberOfFragments, 248 HoareAnnotationTreeSize, 207 FomulaSimplifications, 45 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 41 FomulaSimplificationsInter, 324 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: 480]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 791]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0) && !(0 == systemActive) - InvariantResult [Line: 608]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 800]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 584]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 420]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && !(0 == systemActive) - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 662]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || (pumpRunning == 0 && !(0 == systemActive)) - InvariantResult [Line: 428]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 871]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) - InvariantResult [Line: 907]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 535]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 470]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 776]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 810]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && \result == 1) && tmp == 1) && splverifierCounter == 0 - InvariantResult [Line: 591]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 939]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 - InvariantResult [Line: 549]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 598]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 438]: Loop Invariant Derived loop invariant: !(\old(pumpRunning) == 0) || pumpRunning == 0 RESULT: Ultimate proved your program to be correct! [2022-07-19 17:25:48,549 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE