./Ultimate.py --spec ../sv-benchmarks/c/properties/termination.prp --file ../sv-benchmarks/c/product-lines/minepump_spec4_product18.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version 8d31f386 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/AutomizerTermination.xml -i ../sv-benchmarks/c/product-lines/minepump_spec4_product18.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-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(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5eed478f48f8cf940c15b323900b8556a7a21390 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Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE(TERM) --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.multireach-323-8d31f38 [2021-07-06 20:28:14,895 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-06 20:28:14,897 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-06 20:28:14,954 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-07-06 20:28:14,955 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-07-06 20:28:14,957 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-07-06 20:28:14,961 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-07-06 20:28:14,962 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-07-06 20:28:14,963 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-07-06 20:28:14,964 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-07-06 20:28:14,965 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-07-06 20:28:14,965 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-07-06 20:28:14,966 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-07-06 20:28:14,967 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-07-06 20:28:14,967 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-07-06 20:28:14,968 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-07-06 20:28:14,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-07-06 20:28:14,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-07-06 20:28:14,983 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-07-06 20:28:14,984 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-07-06 20:28:14,985 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-07-06 20:28:14,987 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-07-06 20:28:14,987 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-07-06 20:28:14,988 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-07-06 20:28:14,990 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-07-06 20:28:14,990 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-07-06 20:28:14,990 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-07-06 20:28:14,991 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-07-06 20:28:14,991 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-07-06 20:28:14,992 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-07-06 20:28:14,992 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-07-06 20:28:14,992 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-07-06 20:28:14,993 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-07-06 20:28:14,993 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-07-06 20:28:14,994 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-07-06 20:28:14,994 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-07-06 20:28:14,995 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-07-06 20:28:14,995 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-07-06 20:28:14,995 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-07-06 20:28:14,996 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-07-06 20:28:14,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-07-06 20:28:14,997 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Termination-32bit-Automizer_Default.epf [2021-07-06 20:28:15,011 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-06 20:28:15,012 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-06 20:28:15,013 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-06 20:28:15,013 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-06 20:28:15,013 INFO L138 SettingsManager]: * Use SBE=true [2021-07-06 20:28:15,013 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2021-07-06 20:28:15,013 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * Use old map elimination=false [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2021-07-06 20:28:15,014 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-06 20:28:15,014 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-07-06 20:28:15,015 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-06 20:28:15,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-06 20:28:15,022 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2021-07-06 20:28:15,023 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-06 20:28:15,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2021-07-06 20:28:15,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-06 20:28:15,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-06 20:28:15,023 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-06 20:28:15,023 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-06 20:28:15,023 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-07-06 20:28:15,024 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2021-07-06 20:28:15,024 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5eed478f48f8cf940c15b323900b8556a7a21390 [2021-07-06 20:28:15,215 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-06 20:28:15,229 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-06 20:28:15,230 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-06 20:28:15,231 INFO L271 PluginConnector]: Initializing CDTParser... [2021-07-06 20:28:15,232 INFO L275 PluginConnector]: CDTParser initialized [2021-07-06 20:28:15,232 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec4_product18.cil.c [2021-07-06 20:28:15,271 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5742962/b5bbdf0e9e014506b9d90192ec3b8e7e/FLAG06abd9864 [2021-07-06 20:28:15,733 INFO L306 CDTParser]: Found 1 translation units. [2021-07-06 20:28:15,740 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec4_product18.cil.c [2021-07-06 20:28:15,755 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5742962/b5bbdf0e9e014506b9d90192ec3b8e7e/FLAG06abd9864 [2021-07-06 20:28:16,083 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee5742962/b5bbdf0e9e014506b9d90192ec3b8e7e [2021-07-06 20:28:16,085 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-06 20:28:16,086 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-07-06 20:28:16,087 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-07-06 20:28:16,087 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-07-06 20:28:16,102 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-07-06 20:28:16,103 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,104 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4ce627ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16, skipping insertion in model container [2021-07-06 20:28:16,104 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,108 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-07-06 20:28:16,152 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-07-06 20:28:16,309 WARN L224 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_spec4_product18.cil.c[7655,7668] [2021-07-06 20:28:16,376 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:28:16,389 INFO L203 MainTranslator]: Completed pre-run [2021-07-06 20:28:16,426 WARN L224 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_spec4_product18.cil.c[7655,7668] [2021-07-06 20:28:16,466 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-07-06 20:28:16,497 INFO L208 MainTranslator]: Completed translation [2021-07-06 20:28:16,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16 WrapperNode [2021-07-06 20:28:16,499 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-07-06 20:28:16,500 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-06 20:28:16,500 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-06 20:28:16,500 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-06 20:28:16,505 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,526 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,567 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-06 20:28:16,569 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-06 20:28:16,569 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-06 20:28:16,569 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-06 20:28:16,574 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,591 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,592 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,597 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,609 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,612 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,617 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-06 20:28:16,618 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-06 20:28:16,619 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-06 20:28:16,619 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-06 20:28:16,620 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (1/1) ... [2021-07-06 20:28:16,624 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2021-07-06 20:28:16,630 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-07-06 20:28:16,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) [2021-07-06 20:28:16,741 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Waiting until timeout for monitored process [2021-07-06 20:28:16,773 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-07-06 20:28:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-07-06 20:28:16,774 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-06 20:28:16,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-06 20:28:17,374 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-06 20:28:17,375 INFO L299 CfgBuilder]: Removed 98 assume(true) statements. [2021-07-06 20:28:17,376 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:17 BoogieIcfgContainer [2021-07-06 20:28:17,376 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-06 20:28:17,378 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2021-07-06 20:28:17,378 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2021-07-06 20:28:17,380 INFO L275 PluginConnector]: BuchiAutomizer initialized [2021-07-06 20:28:17,380 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:17,380 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 06.07 08:28:16" (1/3) ... [2021-07-06 20:28:17,381 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b545018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:28:17, skipping insertion in model container [2021-07-06 20:28:17,381 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:17,382 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.07 08:28:16" (2/3) ... [2021-07-06 20:28:17,382 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7b545018 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 06.07 08:28:17, skipping insertion in model container [2021-07-06 20:28:17,382 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2021-07-06 20:28:17,382 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:17" (3/3) ... [2021-07-06 20:28:17,383 INFO L389 chiAutomizerObserver]: Analyzing ICFG minepump_spec4_product18.cil.c [2021-07-06 20:28:17,430 INFO L359 BuchiCegarLoop]: Interprodecural is true [2021-07-06 20:28:17,430 INFO L360 BuchiCegarLoop]: Hoare is false [2021-07-06 20:28:17,430 INFO L361 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2021-07-06 20:28:17,430 INFO L362 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-06 20:28:17,430 INFO L363 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-06 20:28:17,430 INFO L364 BuchiCegarLoop]: Difference is false [2021-07-06 20:28:17,430 INFO L365 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-06 20:28:17,430 INFO L368 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2021-07-06 20:28:17,443 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 72 states, 71 states have (on average 1.5211267605633803) internal successors, (108), 71 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:17,463 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2021-07-06 20:28:17,463 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:17,463 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:17,469 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:17,469 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:17,469 INFO L425 BuchiCegarLoop]: ======== Iteration 1============ [2021-07-06 20:28:17,470 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand has 72 states, 71 states have (on average 1.5211267605633803) internal successors, (108), 71 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:17,479 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 45 [2021-07-06 20:28:17,479 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:17,479 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:17,480 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:17,480 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:17,487 INFO L791 eck$LassoCheckResult]: Stem: 26#ULTIMATE.startENTRYtrue #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(13);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string20.base, #t~string20.offset, 1);call write~init~int(80, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(117, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(109, #t~string20.base, 3 + #t~string20.offset, 1);call write~init~int(112, #t~string20.base, 4 + #t~string20.offset, 1);call write~init~int(58, #t~string20.base, 5 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 6 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string22.base, #t~string22.offset, 1);call write~init~int(110, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(102, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(102, #t~string24.base, 2 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 3 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string26.base, #t~string26.offset, 1);call write~init~int(32, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 2 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string28.base, #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 1 + #t~string28.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(13);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string37.base, #t~string37.offset, 1);call write~init~int(77, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(101, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(116, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(104, #t~string37.base, 4 + #t~string37.offset, 1);call write~init~int(58, #t~string37.base, 5 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 6 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string39.base, #t~string39.offset, 1);call write~init~int(82, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(73, #t~string39.base, 2 + #t~string39.offset, 1);call write~init~int(84, #t~string39.base, 3 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 4 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string41.base, #t~string41.offset, 1);call write~init~int(75, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 2 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string43.base, #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 1 + #t~string43.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(21);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(30);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(25);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(30);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 5#L-1true havoc main_#res;havoc main_#t~ret30, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; 39#L432true havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 45#L440true main_#t~ret30 := valid_product_#res;main_~tmp~3 := main_#t~ret30;havoc main_#t~ret30; 70#L368true assume 0 != main_~tmp~3; 62#L342true havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 32#L392-1true [2021-07-06 20:28:17,488 INFO L793 eck$LassoCheckResult]: Loop: 32#L392-1true assume !false; 3#L58true assume test_~splverifierCounter~0 < 4; 21#L59true test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 58#L67true assume !(0 != test_~tmp~0); 56#L67-1true test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 36#L77true assume !(0 != test_~tmp___0~0); 34#L77-1true test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 10#L87true assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 4#L95-2true assume !(0 != ~pumpRunning~0); 68#L130true assume !(0 != ~systemActive~0); 52#L137true havoc __utac_acc__Specification4_spec__1_#t~ret31, __utac_acc__Specification4_spec__1_#t~ret32, __utac_acc__Specification4_spec__1_~tmp~4, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~4;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; 28#L520true __utac_acc__Specification4_spec__1_#t~ret31 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~4 := __utac_acc__Specification4_spec__1_#t~ret31;havoc __utac_acc__Specification4_spec__1_#t~ret31; 29#L392true assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4); 32#L392-1true [2021-07-06 20:28:17,495 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:17,495 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 1 times [2021-07-06 20:28:17,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:17,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1156227829] [2021-07-06 20:28:17,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:17,502 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:17,789 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:17,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:17,910 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:17,955 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:17,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:17,958 INFO L82 PathProgramCache]: Analyzing trace with hash -1680729469, now seen corresponding path program 1 times [2021-07-06 20:28:17,958 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:17,959 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [933302812] [2021-07-06 20:28:17,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:17,959 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:17,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-06 20:28:18,033 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:18,034 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:28:18,035 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:18,035 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 3 [2021-07-06 20:28:18,043 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:18,043 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 1 [2021-07-06 20:28:18,044 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-06 20:28:18,045 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-06 20:28:18,045 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [933302812] [2021-07-06 20:28:18,045 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [933302812] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-06 20:28:18,045 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-06 20:28:18,046 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-07-06 20:28:18,046 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288440279] [2021-07-06 20:28:18,058 INFO L808 eck$LassoCheckResult]: loop already infeasible [2021-07-06 20:28:18,059 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-06 20:28:18,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-06 20:28:18,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-06 20:28:18,070 INFO L87 Difference]: Start difference. First operand has 72 states, 71 states have (on average 1.5211267605633803) internal successors, (108), 71 states have internal predecessors, (108), 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) Second operand has 3 states, 3 states have (on average 4.333333333333333) internal successors, (13), 3 states have internal predecessors, (13), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:18,091 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-07-06 20:28:18,092 INFO L93 Difference]: Finished difference Result 72 states and 98 transitions. [2021-07-06 20:28:18,092 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-06 20:28:18,094 INFO L82 GeneralOperation]: Start removeNonLiveStates. Operand 72 states and 98 transitions. [2021-07-06 20:28:18,095 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-07-06 20:28:18,098 INFO L88 GeneralOperation]: Finished removeNonLiveStates. Reduced from 72 states to 65 states and 90 transitions. [2021-07-06 20:28:18,099 INFO L87 BuchiClosureNwa]: Accepting states before buchiClosure: 65 [2021-07-06 20:28:18,099 INFO L106 BuchiClosureNwa]: Accepting states after buchiClosure: 65 [2021-07-06 20:28:18,099 INFO L73 IsDeterministic]: Start isDeterministic. Operand 65 states and 90 transitions. [2021-07-06 20:28:18,100 INFO L80 IsDeterministic]: Finished isDeterministic. Operand is deterministic. [2021-07-06 20:28:18,100 INFO L681 BuchiCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-07-06 20:28:18,110 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states and 90 transitions. [2021-07-06 20:28:18,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 65. [2021-07-06 20:28:18,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 65 states, 65 states have (on average 1.3846153846153846) internal successors, (90), 64 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-06 20:28:18,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 90 transitions. [2021-07-06 20:28:18,119 INFO L704 BuchiCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-07-06 20:28:18,119 INFO L587 BuchiCegarLoop]: Abstraction has 65 states and 90 transitions. [2021-07-06 20:28:18,119 INFO L425 BuchiCegarLoop]: ======== Iteration 2============ [2021-07-06 20:28:18,119 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 65 states and 90 transitions. [2021-07-06 20:28:18,120 INFO L131 ngComponentsAnalysis]: Automaton has 2 accepting balls. 43 [2021-07-06 20:28:18,120 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2021-07-06 20:28:18,120 INFO L119 BuchiIsEmpty]: Starting construction of run [2021-07-06 20:28:18,121 INFO L842 BuchiCegarLoop]: Counterexample stem histogram [1, 1, 1, 1, 1, 1] [2021-07-06 20:28:18,121 INFO L843 BuchiCegarLoop]: Counterexample loop histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-07-06 20:28:18,121 INFO L791 eck$LassoCheckResult]: Stem: 186#ULTIMATE.startENTRY #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(2);call write~init~int(48, #t~string4.base, #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 1 + #t~string4.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(31);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(12);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(13);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string20.base, #t~string20.offset, 1);call write~init~int(80, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(117, #t~string20.base, 2 + #t~string20.offset, 1);call write~init~int(109, #t~string20.base, 3 + #t~string20.offset, 1);call write~init~int(112, #t~string20.base, 4 + #t~string20.offset, 1);call write~init~int(58, #t~string20.base, 5 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 6 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string22.base, #t~string22.offset, 1);call write~init~int(110, #t~string22.base, 1 + #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 2 + #t~string22.offset, 1);call #t~string24.base, #t~string24.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string24.base, #t~string24.offset, 1);call write~init~int(102, #t~string24.base, 1 + #t~string24.offset, 1);call write~init~int(102, #t~string24.base, 2 + #t~string24.offset, 1);call write~init~int(0, #t~string24.base, 3 + #t~string24.offset, 1);call #t~string26.base, #t~string26.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string26.base, #t~string26.offset, 1);call write~init~int(32, #t~string26.base, 1 + #t~string26.offset, 1);call write~init~int(0, #t~string26.base, 2 + #t~string26.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string28.base, #t~string28.offset, 1);call write~init~int(0, #t~string28.base, 1 + #t~string28.offset, 1);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(13);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string37.base, #t~string37.offset, 1);call write~init~int(77, #t~string37.base, 1 + #t~string37.offset, 1);call write~init~int(101, #t~string37.base, 2 + #t~string37.offset, 1);call write~init~int(116, #t~string37.base, 3 + #t~string37.offset, 1);call write~init~int(104, #t~string37.base, 4 + #t~string37.offset, 1);call write~init~int(58, #t~string37.base, 5 + #t~string37.offset, 1);call write~init~int(0, #t~string37.base, 6 + #t~string37.offset, 1);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string39.base, #t~string39.offset, 1);call write~init~int(82, #t~string39.base, 1 + #t~string39.offset, 1);call write~init~int(73, #t~string39.base, 2 + #t~string39.offset, 1);call write~init~int(84, #t~string39.base, 3 + #t~string39.offset, 1);call write~init~int(0, #t~string39.base, 4 + #t~string39.offset, 1);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string41.base, #t~string41.offset, 1);call write~init~int(75, #t~string41.base, 1 + #t~string41.offset, 1);call write~init~int(0, #t~string41.base, 2 + #t~string41.offset, 1);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string43.base, #t~string43.offset, 1);call write~init~int(0, #t~string43.base, 1 + #t~string43.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(30);call #t~string63.base, #t~string63.offset := #Ultimate.allocOnStack(9);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(21);call #t~string65.base, #t~string65.offset := #Ultimate.allocOnStack(30);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(9);call #t~string67.base, #t~string67.offset := #Ultimate.allocOnStack(21);call #t~string71.base, #t~string71.offset := #Ultimate.allocOnStack(30);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(9);call #t~string73.base, #t~string73.offset := #Ultimate.allocOnStack(25);call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(30);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(9);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(25);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0; 159#L-1 havoc main_#res;havoc main_#t~ret30, main_~retValue_acc~3, main_~tmp~3;havoc main_~retValue_acc~3;havoc main_~tmp~3; 160#L432 havoc valid_product_#res;havoc valid_product_~retValue_acc~5;havoc valid_product_~retValue_acc~5;valid_product_~retValue_acc~5 := 1;valid_product_#res := valid_product_~retValue_acc~5; 198#L440 main_#t~ret30 := valid_product_#res;main_~tmp~3 := main_#t~ret30;havoc main_#t~ret30; 200#L368 assume 0 != main_~tmp~3; 216#L342 havoc test_#t~nondet7, test_#t~nondet8, test_#t~nondet9, test_#t~nondet10, test_~splverifierCounter~0, test_~tmp~0, test_~tmp___0~0, test_~tmp___1~0, test_~tmp___2~0;havoc test_~splverifierCounter~0;havoc test_~tmp~0;havoc test_~tmp___0~0;havoc test_~tmp___1~0;havoc test_~tmp___2~0;test_~splverifierCounter~0 := 0; 189#L392-1 [2021-07-06 20:28:18,121 INFO L793 eck$LassoCheckResult]: Loop: 189#L392-1 assume !false; 153#L58 assume test_~splverifierCounter~0 < 4; 154#L59 test_~tmp~0 := test_#t~nondet7;havoc test_#t~nondet7; 182#L67 assume !(0 != test_~tmp~0); 210#L67-1 test_~tmp___0~0 := test_#t~nondet8;havoc test_#t~nondet8; 196#L77 assume !(0 != test_~tmp___0~0); 174#L77-1 test_~tmp___2~0 := test_#t~nondet9;havoc test_#t~nondet9; 169#L87 assume 0 != test_~tmp___2~0;~systemActive~0 := 1; 156#L95-2 assume !(0 != ~pumpRunning~0); 157#L130 assume 0 != ~systemActive~0;havoc processEnvironment_#t~ret11, processEnvironment_~tmp~1;havoc processEnvironment_~tmp~1; 211#L162 assume !(0 != ~pumpRunning~0); 201#L137 havoc __utac_acc__Specification4_spec__1_#t~ret31, __utac_acc__Specification4_spec__1_#t~ret32, __utac_acc__Specification4_spec__1_~tmp~4, __utac_acc__Specification4_spec__1_~tmp___0~2;havoc __utac_acc__Specification4_spec__1_~tmp~4;havoc __utac_acc__Specification4_spec__1_~tmp___0~2;havoc getWaterLevel_#res;havoc getWaterLevel_~retValue_acc~7;havoc getWaterLevel_~retValue_acc~7;getWaterLevel_~retValue_acc~7 := ~waterLevel~0;getWaterLevel_#res := getWaterLevel_~retValue_acc~7; 187#L520 __utac_acc__Specification4_spec__1_#t~ret31 := getWaterLevel_#res;__utac_acc__Specification4_spec__1_~tmp~4 := __utac_acc__Specification4_spec__1_#t~ret31;havoc __utac_acc__Specification4_spec__1_#t~ret31; 188#L392 assume !(0 == __utac_acc__Specification4_spec__1_~tmp~4); 189#L392-1 [2021-07-06 20:28:18,122 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:18,122 INFO L82 PathProgramCache]: Analyzing trace with hash 889506727, now seen corresponding path program 2 times [2021-07-06 20:28:18,122 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:18,122 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1351890255] [2021-07-06 20:28:18,122 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:18,123 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:18,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,149 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,171 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,179 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:18,179 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:18,179 INFO L82 PathProgramCache]: Analyzing trace with hash -589998917, now seen corresponding path program 1 times [2021-07-06 20:28:18,180 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:18,180 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [912372582] [2021-07-06 20:28:18,180 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:18,180 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:18,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,183 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,198 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,200 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:18,200 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-06 20:28:18,201 INFO L82 PathProgramCache]: Analyzing trace with hash 1013040609, now seen corresponding path program 1 times [2021-07-06 20:28:18,201 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-06 20:28:18,201 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [528995347] [2021-07-06 20:28:18,201 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-06 20:28:18,201 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-07-06 20:28:18,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,221 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-07-06 20:28:18,240 INFO L224 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-07-06 20:28:18,248 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-07-06 20:28:18,295 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:28:18,296 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 42 [2021-07-06 20:29:01,873 WARN L205 SmtUtils]: Spent 43.53 s on a formula simplification. DAG size of input: 491 DAG size of output: 433 [2021-07-06 20:29:01,893 INFO L142 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-07-06 20:29:01,912 INFO L147 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 2127 [2021-07-06 20:29:23,536 WARN L205 SmtUtils]: Spent 21.62 s on a formula simplification that was a NOOP. DAG size: 433 [2021-07-06 20:29:23,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 06.07 08:29:23 BoogieIcfgContainer [2021-07-06 20:29:23,662 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2021-07-06 20:29:23,662 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-07-06 20:29:23,662 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-07-06 20:29:23,662 INFO L275 PluginConnector]: Witness Printer initialized [2021-07-06 20:29:23,663 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.07 08:28:17" (3/4) ... [2021-07-06 20:29:23,664 INFO L134 WitnessPrinter]: Generating witness for non-termination counterexample [2021-07-06 20:29:23,744 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-07-06 20:29:23,744 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-07-06 20:29:23,745 INFO L168 Benchmark]: Toolchain (without parser) took 67658.55 ms. Allocated memory was 54.5 MB in the beginning and 107.0 MB in the end (delta: 52.4 MB). Free memory was 36.1 MB in the beginning and 23.3 MB in the end (delta: 12.7 MB). Peak memory consumption was 66.0 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,746 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 44.0 MB. Free memory was 25.7 MB in the beginning and 25.7 MB in the end (delta: 22.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-07-06 20:29:23,746 INFO L168 Benchmark]: CACSL2BoogieTranslator took 412.33 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 29.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,746 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.80 ms. Allocated memory is still 54.5 MB. Free memory was 29.3 MB in the beginning and 26.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,747 INFO L168 Benchmark]: Boogie Preprocessor took 49.30 ms. Allocated memory is still 54.5 MB. Free memory was 26.3 MB in the beginning and 35.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,747 INFO L168 Benchmark]: RCFGBuilder took 757.51 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.5 MB in the beginning and 41.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,748 INFO L168 Benchmark]: BuchiAutomizer took 66284.04 ms. Allocated memory was 67.1 MB in the beginning and 107.0 MB in the end (delta: 39.8 MB). Free memory was 41.7 MB in the beginning and 25.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,748 INFO L168 Benchmark]: Witness Printer took 82.34 ms. Allocated memory is still 107.0 MB. Free memory was 25.3 MB in the beginning and 23.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-07-06 20:29:23,750 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 44.0 MB. Free memory was 25.7 MB in the beginning and 25.7 MB in the end (delta: 22.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 412.33 ms. Allocated memory is still 54.5 MB. Free memory was 35.8 MB in the beginning and 29.3 MB in the end (delta: 6.5 MB). Peak memory consumption was 13.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.80 ms. Allocated memory is still 54.5 MB. Free memory was 29.3 MB in the beginning and 26.3 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 49.30 ms. Allocated memory is still 54.5 MB. Free memory was 26.3 MB in the beginning and 35.5 MB in the end (delta: -9.3 MB). Peak memory consumption was 5.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 757.51 ms. Allocated memory was 54.5 MB in the beginning and 67.1 MB in the end (delta: 12.6 MB). Free memory was 35.5 MB in the beginning and 41.7 MB in the end (delta: -6.2 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. * BuchiAutomizer took 66284.04 ms. Allocated memory was 67.1 MB in the beginning and 107.0 MB in the end (delta: 39.8 MB). Free memory was 41.7 MB in the beginning and 25.3 MB in the end (delta: 16.5 MB). Peak memory consumption was 63.4 MB. Max. memory is 16.1 GB. * Witness Printer took 82.34 ms. Allocated memory is still 107.0 MB. Free memory was 25.3 MB in the beginning and 23.3 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Your program was decomposed into 1 terminating modules (1 trivial, 0 deterministic, 0 nondeterministic) and one nonterminating remainder module.1 modules have a trivial ranking function, the largest among these consists of 3 locations. The remainder module has 65 locations. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 66.2s and 2 iterations. TraceHistogramMax:1. Analysis of lassos took 66.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 1. Minimization of nondet autom 0. Automata minimization 9.8ms AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had 65 states and ocurred in iteration 1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: 95 SDtfs, 95 SDslu, 0 SDs, 0 SdLazy, 3 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 9.9ms Time LassoAnalysisResults: nont1 unkn0 SFLI1 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: LassoTerminationAnalysisBenchmarks: not availableLassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 0 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 0 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.0s - TerminationAnalysisResult: Nontermination possible Buchi Automizer proved that your program is nonterminating for some inputs - FixpointNonTerminationResult [Line: 57]: Nontermination argument in form of an infinite program execution. Nontermination argument in form of an infinite execution State at position 0 is {NULL=20852} State at position 1 is {NULL=0, NULL=0, NULL=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5d93b07a=62, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@22429c52=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@5fad88dd=0, NULL=20852, retValue_acc=0, NULL=44798, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@61e2f8da=0, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@7b1112bc=0, NULL=42096, NULL=0, NULL=44794, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@c91e8db=0, NULL=20854, methaneLevelCritical=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@70664eab=0, NULL=44782, NULL=0, NULL=44792, NULL=0, NULL=0, tmp___1=0, NULL=0, NULL=0, NULL=44790, NULL=44789, NULL=42099, cleanupTimeShifts=4, tmp=0, NULL=44783, tmp___0=0, NULL=0, systemActive=1, waterLevel=1, \result=1, NULL=0, tmp___0=0, NULL=44787, \result=1, NULL=44786, head=0, pumpRunning=0, \result=0, tmp=1, NULL=20853, NULL=44797, NULL=0, NULL=0, NULL=0, NULL=42097, retValue_acc=1, NULL=44788, NULL=42100, NULL=0, NULL=0, tmp=1, NULL=44801, NULL=0, NULL=0, NULL=44791, NULL=0, retValue_acc=1, tmp___2=62, NULL=0, org.eclipse.cdt.internal.core.dom.parser.c.CASTFunctionCallExpression@9af8157=0, NULL=44796, splverifierCounter=0, NULL=0, NULL=44795, NULL=44784, NULL=44799, tmp=0, head=0, NULL=0, NULL=0, NULL=44802, NULL=0, NULL=0, NULL=0, NULL=0, NULL=44785, NULL=0, NULL=42098, NULL=44793, NULL=44800} - StatisticsResult: NonterminationArgumentStatistics Fixpoint - NonterminatingLassoResult [Line: 1]: Nonterminating execution Found a nonterminating execution for the following lasso shaped sequence of statements. Stem: [L122] int pumpRunning = 0; [L123] int systemActive = 1; [L283] int cleanupTimeShifts = 4; [L445] int waterLevel = 1; [L446] int methaneLevelCritical = 0; [L712] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L359] int retValue_acc ; [L360] int tmp ; [L436] int retValue_acc ; [L439] retValue_acc = 1 [L440] return (retValue_acc); [L366] tmp = valid_product() [L368] COND TRUE \read(tmp) [L48] int splverifierCounter ; [L49] int tmp ; [L50] int tmp___0 ; [L51] int tmp___1 ; [L52] int tmp___2 ; [L55] splverifierCounter = 0 Loop: [L57] COND TRUE 1 [L59] COND TRUE splverifierCounter < 4 [L65] tmp = __VERIFIER_nondet_int() [L67] COND FALSE !(\read(tmp)) [L75] tmp___0 = __VERIFIER_nondet_int() [L77] COND FALSE !(\read(tmp___0)) [L85] tmp___2 = __VERIFIER_nondet_int() [L87] COND TRUE \read(tmp___2) [L278] systemActive = 1 [L130] COND FALSE !(\read(pumpRunning)) [L137] COND TRUE \read(systemActive) [L159] int tmp ; [L162] COND FALSE !(\read(pumpRunning)) [L385] int tmp ; [L386] int tmp___0 ; [L516] int retValue_acc ; [L519] retValue_acc = waterLevel [L520] return (retValue_acc); [L390] tmp = getWaterLevel() [L392] COND FALSE !(tmp == 0) End of lasso representation. RESULT: Ultimate proved your program to be incorrect! [2021-07-06 20:29:23,833 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (1)] Ended with exit code 0 Received shutdown request...