./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f4b24e32 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec3_product57.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 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 --- Real Ultimate output --- This is Ultimate 0.2.2-?-f4b24e3 [2022-07-13 17:59:31,827 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-13 17:59:31,853 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-13 17:59:31,871 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-13 17:59:31,872 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-13 17:59:31,872 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-13 17:59:31,873 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-13 17:59:31,874 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-13 17:59:31,875 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-13 17:59:31,879 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-13 17:59:31,880 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-13 17:59:31,882 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-13 17:59:31,883 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-13 17:59:31,885 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-13 17:59:31,886 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-13 17:59:31,887 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-13 17:59:31,888 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-13 17:59:31,889 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-13 17:59:31,891 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-13 17:59:31,893 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-13 17:59:31,894 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-13 17:59:31,897 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-13 17:59:31,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-13 17:59:31,899 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-13 17:59:31,900 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-13 17:59:31,902 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-13 17:59:31,905 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-13 17:59:31,905 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-13 17:59:31,906 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-13 17:59:31,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-13 17:59:31,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-13 17:59:31,907 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-13 17:59:31,908 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-13 17:59:31,909 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-13 17:59:31,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-13 17:59:31,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-13 17:59:31,910 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-13 17:59:31,911 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-13 17:59:31,911 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-13 17:59:31,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-13 17:59:31,912 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-13 17:59:31,913 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-13 17:59:31,914 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2022-07-13 17:59:31,931 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-13 17:59:31,932 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-13 17:59:31,933 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-13 17:59:31,933 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-13 17:59:31,933 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-13 17:59:31,934 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-13 17:59:31,934 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-13 17:59:31,934 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-13 17:59:31,934 INFO L138 SettingsManager]: * Use SBE=true [2022-07-13 17:59:31,935 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-13 17:59:31,935 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-13 17:59:31,935 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-13 17:59:31,935 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-13 17:59:31,936 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-13 17:59:31,937 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-13 17:59:31,937 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-13 17:59:31,937 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-13 17:59:31,938 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-13 17:59:31,938 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-13 17:59:31,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 17:59:31,938 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-13 17:59:31,939 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-13 17:59:31,940 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-13 17:59:31,940 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3cfb2febd3006e73b0e8309478193e665e2e7ddd381dfad7d5652117e74962c4 [2022-07-13 17:59:32,136 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-13 17:59:32,149 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-13 17:59:32,151 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-13 17:59:32,152 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-13 17:59:32,152 INFO L275 PluginConnector]: CDTParser initialized [2022-07-13 17:59:32,153 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2022-07-13 17:59:32,192 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e710e76d/9debbaa05e1f46218be51321fe643c29/FLAGe6a3173eb [2022-07-13 17:59:32,598 INFO L306 CDTParser]: Found 1 translation units. [2022-07-13 17:59:32,599 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec3_product57.cil.c [2022-07-13 17:59:32,621 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e710e76d/9debbaa05e1f46218be51321fe643c29/FLAGe6a3173eb [2022-07-13 17:59:32,634 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0e710e76d/9debbaa05e1f46218be51321fe643c29 [2022-07-13 17:59:32,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-13 17:59:32,637 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-13 17:59:32,639 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-13 17:59:32,639 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-13 17:59:32,641 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-13 17:59:32,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 05:59:32" (1/1) ... [2022-07-13 17:59:32,642 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f806b52 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:32, skipping insertion in model container [2022-07-13 17:59:32,642 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.07 05:59:32" (1/1) ... [2022-07-13 17:59:32,647 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-13 17:59:32,687 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-13 17:59:32,931 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_spec3_product57.cil.c[13989,14002] [2022-07-13 17:59:32,959 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 17:59:32,967 INFO L203 MainTranslator]: Completed pre-run [2022-07-13 17:59:33,013 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_spec3_product57.cil.c[13989,14002] [2022-07-13 17:59:33,021 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-13 17:59:33,037 INFO L208 MainTranslator]: Completed translation [2022-07-13 17:59:33,037 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33 WrapperNode [2022-07-13 17:59:33,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-13 17:59:33,038 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-13 17:59:33,038 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-13 17:59:33,038 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-13 17:59:33,042 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,060 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,091 INFO L137 Inliner]: procedures = 56, calls = 157, calls flagged for inlining = 25, calls inlined = 22, statements flattened = 280 [2022-07-13 17:59:33,092 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-13 17:59:33,092 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-13 17:59:33,092 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-13 17:59:33,092 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-13 17:59:33,099 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,100 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,109 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,111 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,122 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,124 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-13 17:59:33,125 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-13 17:59:33,125 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-13 17:59:33,125 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-13 17:59:33,131 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (1/1) ... [2022-07-13 17:59:33,142 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-13 17:59:33,151 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 17:59:33,163 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-13 17:59:33,182 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-13 17:59:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-13 17:59:33,192 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2022-07-13 17:59:33,192 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2022-07-13 17:59:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2022-07-13 17:59:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2022-07-13 17:59:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2022-07-13 17:59:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2022-07-13 17:59:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2022-07-13 17:59:33,193 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2022-07-13 17:59:33,193 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2022-07-13 17:59:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2022-07-13 17:59:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2022-07-13 17:59:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2022-07-13 17:59:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-13 17:59:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2022-07-13 17:59:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2022-07-13 17:59:33,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-13 17:59:33,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-13 17:59:33,262 INFO L234 CfgBuilder]: Building ICFG [2022-07-13 17:59:33,276 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-13 17:59:33,569 INFO L275 CfgBuilder]: Performing block encoding [2022-07-13 17:59:33,573 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-13 17:59:33,578 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2022-07-13 17:59:33,579 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 05:59:33 BoogieIcfgContainer [2022-07-13 17:59:33,579 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-13 17:59:33,580 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-13 17:59:33,581 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-13 17:59:33,584 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-13 17:59:33,584 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.07 05:59:32" (1/3) ... [2022-07-13 17:59:33,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113a6c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 05:59:33, skipping insertion in model container [2022-07-13 17:59:33,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.07 05:59:33" (2/3) ... [2022-07-13 17:59:33,585 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@113a6c50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.07 05:59:33, skipping insertion in model container [2022-07-13 17:59:33,585 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 05:59:33" (3/3) ... [2022-07-13 17:59:33,586 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product57.cil.c [2022-07-13 17:59:33,595 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-13 17:59:33,595 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-13 17:59:33,652 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-13 17:59:33,657 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@1f04dac5, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@4c62c052 [2022-07-13 17:59:33,658 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-13 17:59:33,661 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 72 states have (on average 1.3888888888888888) internal successors, (100), 80 states have internal predecessors, (100), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) [2022-07-13 17:59:33,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2022-07-13 17:59:33,668 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:33,669 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:33,669 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:33,672 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:33,672 INFO L85 PathProgramCache]: Analyzing trace with hash 358613796, now seen corresponding path program 1 times [2022-07-13 17:59:33,678 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:33,679 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2126204421] [2022-07-13 17:59:33,679 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:33,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:33,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:33,830 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 14 [2022-07-13 17:59:33,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:33,839 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:33,839 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:33,840 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2126204421] [2022-07-13 17:59:33,840 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2126204421] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:33,841 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:33,841 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-07-13 17:59:33,842 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1937878530] [2022-07-13 17:59:33,842 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:33,846 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-07-13 17:59:33,846 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:33,867 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-07-13 17:59:33,867 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 17:59:33,869 INFO L87 Difference]: Start difference. First operand has 93 states, 72 states have (on average 1.3888888888888888) internal successors, (100), 80 states have internal predecessors, (100), 12 states have call successors, (12), 7 states have call predecessors, (12), 7 states have return successors, (12), 10 states have call predecessors, (12), 12 states have call successors, (12) Second operand has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:33,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:33,889 INFO L93 Difference]: Finished difference Result 178 states and 243 transitions. [2022-07-13 17:59:33,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-07-13 17:59:33,891 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 25 [2022-07-13 17:59:33,891 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:33,898 INFO L225 Difference]: With dead ends: 178 [2022-07-13 17:59:33,898 INFO L226 Difference]: Without dead ends: 84 [2022-07-13 17:59:33,901 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-07-13 17:59:33,905 INFO L413 NwaCegarLoop]: 118 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, 118 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:33,906 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 118 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 17:59:33,915 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2022-07-13 17:59:33,928 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 84. [2022-07-13 17:59:33,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 84 states, 65 states have (on average 1.323076923076923) internal successors, (86), 72 states have internal predecessors, (86), 12 states have call successors, (12), 7 states have call predecessors, (12), 6 states have return successors, (11), 9 states have call predecessors, (11), 11 states have call successors, (11) [2022-07-13 17:59:33,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 84 states and 109 transitions. [2022-07-13 17:59:33,932 INFO L78 Accepts]: Start accepts. Automaton has 84 states and 109 transitions. Word has length 25 [2022-07-13 17:59:33,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:33,932 INFO L495 AbstractCegarLoop]: Abstraction has 84 states and 109 transitions. [2022-07-13 17:59:33,933 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 10.5) internal successors, (21), 2 states have internal predecessors, (21), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:33,933 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 109 transitions. [2022-07-13 17:59:33,934 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2022-07-13 17:59:33,934 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:33,934 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:33,935 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-07-13 17:59:33,935 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:33,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:33,936 INFO L85 PathProgramCache]: Analyzing trace with hash 1691145883, now seen corresponding path program 1 times [2022-07-13 17:59:33,936 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:33,936 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986700261] [2022-07-13 17:59:33,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:33,936 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:33,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:33,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2022-07-13 17:59:33,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:33,981 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:33,982 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986700261] [2022-07-13 17:59:33,982 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986700261] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:33,982 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:33,982 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 17:59:33,982 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1659645402] [2022-07-13 17:59:33,982 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:33,983 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 17:59:33,984 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:33,984 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 17:59:33,984 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 17:59:33,984 INFO L87 Difference]: Start difference. First operand 84 states and 109 transitions. Second operand has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:33,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:33,995 INFO L93 Difference]: Finished difference Result 134 states and 174 transitions. [2022-07-13 17:59:33,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 17:59:33,996 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 26 [2022-07-13 17:59:33,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:33,997 INFO L225 Difference]: With dead ends: 134 [2022-07-13 17:59:33,997 INFO L226 Difference]: Without dead ends: 75 [2022-07-13 17:59:33,997 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 17:59:33,998 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 12 mSDsluCounter, 80 mSDsCounter, 0 mSdLazyCounter, 1 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 176 SdHoareTripleChecker+Invalid, 1 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 1 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:33,999 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 176 Invalid, 1 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 1 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 17:59:33,999 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-07-13 17:59:34,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-07-13 17:59:34,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 59 states have (on average 1.3389830508474576) internal successors, (79), 66 states have internal predecessors, (79), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-07-13 17:59:34,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 97 transitions. [2022-07-13 17:59:34,005 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 97 transitions. Word has length 26 [2022-07-13 17:59:34,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:34,005 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 97 transitions. [2022-07-13 17:59:34,006 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 1 states have call successors, (3), 2 states have call predecessors, (3), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:34,006 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 97 transitions. [2022-07-13 17:59:34,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-07-13 17:59:34,007 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:34,007 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:34,007 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-07-13 17:59:34,007 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:34,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:34,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1032855392, now seen corresponding path program 1 times [2022-07-13 17:59:34,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:34,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1888342418] [2022-07-13 17:59:34,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:34,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:34,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 17:59:34,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,069 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:34,070 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:34,071 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1888342418] [2022-07-13 17:59:34,071 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1888342418] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:34,071 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:34,071 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 17:59:34,072 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [917412982] [2022-07-13 17:59:34,072 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:34,073 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 17:59:34,073 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:34,073 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 17:59:34,074 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-07-13 17:59:34,080 INFO L87 Difference]: Start difference. First operand 75 states and 97 transitions. Second operand has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:34,151 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:34,151 INFO L93 Difference]: Finished difference Result 143 states and 188 transitions. [2022-07-13 17:59:34,152 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-07-13 17:59:34,152 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 30 [2022-07-13 17:59:34,152 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:34,153 INFO L225 Difference]: With dead ends: 143 [2022-07-13 17:59:34,153 INFO L226 Difference]: Without dead ends: 75 [2022-07-13 17:59:34,154 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2022-07-13 17:59:34,154 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 123 mSDsluCounter, 118 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 123 SdHoareTripleChecker+Valid, 208 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:34,155 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [123 Valid, 208 Invalid, 51 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 17:59:34,155 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2022-07-13 17:59:34,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2022-07-13 17:59:34,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 75 states, 59 states have (on average 1.3220338983050848) internal successors, (78), 66 states have internal predecessors, (78), 9 states have call successors, (9), 6 states have call predecessors, (9), 6 states have return successors, (9), 7 states have call predecessors, (9), 9 states have call successors, (9) [2022-07-13 17:59:34,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 96 transitions. [2022-07-13 17:59:34,161 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 96 transitions. Word has length 30 [2022-07-13 17:59:34,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:34,161 INFO L495 AbstractCegarLoop]: Abstraction has 75 states and 96 transitions. [2022-07-13 17:59:34,162 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.5) internal successors, (27), 6 states have internal predecessors, (27), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:34,162 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 96 transitions. [2022-07-13 17:59:34,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2022-07-13 17:59:34,163 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:34,163 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:34,163 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-07-13 17:59:34,163 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:34,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:34,164 INFO L85 PathProgramCache]: Analyzing trace with hash 1487539860, now seen corresponding path program 1 times [2022-07-13 17:59:34,164 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:34,164 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1721205719] [2022-07-13 17:59:34,164 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:34,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:34,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 17:59:34,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,200 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:34,200 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:34,201 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1721205719] [2022-07-13 17:59:34,201 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1721205719] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:34,201 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:34,201 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-07-13 17:59:34,201 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1134585373] [2022-07-13 17:59:34,201 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:34,202 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-07-13 17:59:34,202 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:34,202 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-07-13 17:59:34,202 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 17:59:34,203 INFO L87 Difference]: Start difference. First operand 75 states and 96 transitions. Second operand has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:34,221 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:34,222 INFO L93 Difference]: Finished difference Result 188 states and 246 transitions. [2022-07-13 17:59:34,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-07-13 17:59:34,222 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 38 [2022-07-13 17:59:34,222 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:34,223 INFO L225 Difference]: With dead ends: 188 [2022-07-13 17:59:34,223 INFO L226 Difference]: Without dead ends: 120 [2022-07-13 17:59:34,224 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-07-13 17:59:34,225 INFO L413 NwaCegarLoop]: 110 mSDtfsCounter, 61 mSDsluCounter, 63 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 173 SdHoareTripleChecker+Invalid, 15 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:34,225 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 173 Invalid, 15 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-07-13 17:59:34,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2022-07-13 17:59:34,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 118. [2022-07-13 17:59:34,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 118 states, 92 states have (on average 1.3043478260869565) internal successors, (120), 100 states have internal predecessors, (120), 13 states have call successors, (13), 12 states have call predecessors, (13), 12 states have return successors, (17), 13 states have call predecessors, (17), 13 states have call successors, (17) [2022-07-13 17:59:34,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 118 states and 150 transitions. [2022-07-13 17:59:34,235 INFO L78 Accepts]: Start accepts. Automaton has 118 states and 150 transitions. Word has length 38 [2022-07-13 17:59:34,236 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:34,236 INFO L495 AbstractCegarLoop]: Abstraction has 118 states and 150 transitions. [2022-07-13 17:59:34,236 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.666666666666666) internal successors, (35), 3 states have internal predecessors, (35), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-07-13 17:59:34,236 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 150 transitions. [2022-07-13 17:59:34,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2022-07-13 17:59:34,237 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:34,237 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:34,237 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-07-13 17:59:34,238 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:34,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:34,238 INFO L85 PathProgramCache]: Analyzing trace with hash -703403747, now seen corresponding path program 1 times [2022-07-13 17:59:34,238 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:34,238 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [143522363] [2022-07-13 17:59:34,238 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:34,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:34,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,284 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 17:59:34,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,293 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:34,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2022-07-13 17:59:34,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,297 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:34,297 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:34,297 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [143522363] [2022-07-13 17:59:34,298 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [143522363] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:34,298 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:34,298 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 17:59:34,298 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1846345789] [2022-07-13 17:59:34,298 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:34,299 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 17:59:34,299 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:34,299 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 17:59:34,299 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 17:59:34,300 INFO L87 Difference]: Start difference. First operand 118 states and 150 transitions. Second operand has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-13 17:59:34,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:34,463 INFO L93 Difference]: Finished difference Result 349 states and 461 transitions. [2022-07-13 17:59:34,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 17:59:34,463 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) Word has length 46 [2022-07-13 17:59:34,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:34,469 INFO L225 Difference]: With dead ends: 349 [2022-07-13 17:59:34,469 INFO L226 Difference]: Without dead ends: 238 [2022-07-13 17:59:34,471 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2022-07-13 17:59:34,476 INFO L413 NwaCegarLoop]: 99 mSDtfsCounter, 136 mSDsluCounter, 274 mSDsCounter, 0 mSdLazyCounter, 157 mSolverCounterSat, 34 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 141 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 191 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 34 IncrementalHoareTripleChecker+Valid, 157 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:34,476 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [141 Valid, 373 Invalid, 191 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [34 Valid, 157 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 17:59:34,478 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2022-07-13 17:59:34,498 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 230. [2022-07-13 17:59:34,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 179 states have (on average 1.2793296089385475) internal successors, (229), 190 states have internal predecessors, (229), 26 states have call successors, (26), 22 states have call predecessors, (26), 24 states have return successors, (40), 26 states have call predecessors, (40), 26 states have call successors, (40) [2022-07-13 17:59:34,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 295 transitions. [2022-07-13 17:59:34,502 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 295 transitions. Word has length 46 [2022-07-13 17:59:34,503 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:34,503 INFO L495 AbstractCegarLoop]: Abstraction has 230 states and 295 transitions. [2022-07-13 17:59:34,504 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.5) internal successors, (39), 5 states have internal predecessors, (39), 2 states have call successors, (4), 3 states have call predecessors, (4), 1 states have return successors, (3), 2 states have call predecessors, (3), 2 states have call successors, (3) [2022-07-13 17:59:34,504 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 295 transitions. [2022-07-13 17:59:34,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-07-13 17:59:34,507 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:34,507 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:34,507 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-07-13 17:59:34,508 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:34,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:34,508 INFO L85 PathProgramCache]: Analyzing trace with hash 1237679491, now seen corresponding path program 1 times [2022-07-13 17:59:34,509 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:34,509 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714225924] [2022-07-13 17:59:34,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:34,509 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:34,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:34,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 17:59:34,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:34,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,574 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-13 17:59:34,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:34,577 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:34,579 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:34,579 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714225924] [2022-07-13 17:59:34,579 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714225924] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:34,579 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:34,580 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 17:59:34,580 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1222316308] [2022-07-13 17:59:34,580 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:34,581 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 17:59:34,581 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:34,581 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 17:59:34,582 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 17:59:34,582 INFO L87 Difference]: Start difference. First operand 230 states and 295 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:34,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:34,963 INFO L93 Difference]: Finished difference Result 606 states and 833 transitions. [2022-07-13 17:59:34,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-13 17:59:34,964 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2022-07-13 17:59:34,964 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:34,966 INFO L225 Difference]: With dead ends: 606 [2022-07-13 17:59:34,966 INFO L226 Difference]: Without dead ends: 469 [2022-07-13 17:59:34,967 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 55 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=106, Invalid=236, Unknown=0, NotChecked=0, Total=342 [2022-07-13 17:59:34,968 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 311 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 320 mSolverCounterSat, 105 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 314 SdHoareTripleChecker+Valid, 380 SdHoareTripleChecker+Invalid, 425 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 105 IncrementalHoareTripleChecker+Valid, 320 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:34,968 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [314 Valid, 380 Invalid, 425 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [105 Valid, 320 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-13 17:59:34,969 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2022-07-13 17:59:34,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 405. [2022-07-13 17:59:34,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 315 states have (on average 1.253968253968254) internal successors, (395), 337 states have internal predecessors, (395), 46 states have call successors, (46), 32 states have call predecessors, (46), 43 states have return successors, (91), 48 states have call predecessors, (91), 46 states have call successors, (91) [2022-07-13 17:59:34,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 532 transitions. [2022-07-13 17:59:34,992 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 532 transitions. Word has length 50 [2022-07-13 17:59:34,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:34,992 INFO L495 AbstractCegarLoop]: Abstraction has 405 states and 532 transitions. [2022-07-13 17:59:34,992 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:34,993 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 532 transitions. [2022-07-13 17:59:34,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-07-13 17:59:34,994 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:34,994 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:34,994 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-07-13 17:59:34,994 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:34,995 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:34,995 INFO L85 PathProgramCache]: Analyzing trace with hash 1103665985, now seen corresponding path program 1 times [2022-07-13 17:59:34,995 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:34,995 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1168108018] [2022-07-13 17:59:34,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:34,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:35,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:35,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,022 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 17:59:35,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,033 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:35,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,035 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-13 17:59:35,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:35,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:35,036 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1168108018] [2022-07-13 17:59:35,036 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1168108018] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:35,037 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:35,037 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-07-13 17:59:35,037 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1902631937] [2022-07-13 17:59:35,037 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:35,037 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-07-13 17:59:35,038 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:35,038 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-07-13 17:59:35,038 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-07-13 17:59:35,038 INFO L87 Difference]: Start difference. First operand 405 states and 532 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,264 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:35,264 INFO L93 Difference]: Finished difference Result 781 states and 1049 transitions. [2022-07-13 17:59:35,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2022-07-13 17:59:35,265 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2022-07-13 17:59:35,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:35,267 INFO L225 Difference]: With dead ends: 781 [2022-07-13 17:59:35,267 INFO L226 Difference]: Without dead ends: 465 [2022-07-13 17:59:35,268 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=47, Invalid=85, Unknown=0, NotChecked=0, Total=132 [2022-07-13 17:59:35,268 INFO L413 NwaCegarLoop]: 120 mSDtfsCounter, 170 mSDsluCounter, 230 mSDsCounter, 0 mSdLazyCounter, 225 mSolverCounterSat, 57 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 172 SdHoareTripleChecker+Valid, 350 SdHoareTripleChecker+Invalid, 282 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 57 IncrementalHoareTripleChecker+Valid, 225 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:35,269 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [172 Valid, 350 Invalid, 282 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [57 Valid, 225 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-13 17:59:35,269 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 465 states. [2022-07-13 17:59:35,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 465 to 405. [2022-07-13 17:59:35,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 405 states, 315 states have (on average 1.2507936507936508) internal successors, (394), 337 states have internal predecessors, (394), 46 states have call successors, (46), 32 states have call predecessors, (46), 43 states have return successors, (91), 48 states have call predecessors, (91), 46 states have call successors, (91) [2022-07-13 17:59:35,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 405 states and 531 transitions. [2022-07-13 17:59:35,286 INFO L78 Accepts]: Start accepts. Automaton has 405 states and 531 transitions. Word has length 50 [2022-07-13 17:59:35,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:35,286 INFO L495 AbstractCegarLoop]: Abstraction has 405 states and 531 transitions. [2022-07-13 17:59:35,286 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 4 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,287 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 531 transitions. [2022-07-13 17:59:35,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-07-13 17:59:35,288 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:35,288 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:35,288 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-07-13 17:59:35,288 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:35,289 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:35,289 INFO L85 PathProgramCache]: Analyzing trace with hash 1322520703, now seen corresponding path program 1 times [2022-07-13 17:59:35,289 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:35,289 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [760719457] [2022-07-13 17:59:35,289 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:35,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:35,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 17:59:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:35,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,328 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2022-07-13 17:59:35,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,329 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:35,330 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:35,330 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [760719457] [2022-07-13 17:59:35,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [760719457] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:35,330 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:35,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-07-13 17:59:35,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107502109] [2022-07-13 17:59:35,330 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:35,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 17:59:35,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:35,331 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 17:59:35,331 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-07-13 17:59:35,332 INFO L87 Difference]: Start difference. First operand 405 states and 531 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:35,514 INFO L93 Difference]: Finished difference Result 858 states and 1156 transitions. [2022-07-13 17:59:35,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-07-13 17:59:35,515 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 50 [2022-07-13 17:59:35,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:35,517 INFO L225 Difference]: With dead ends: 858 [2022-07-13 17:59:35,517 INFO L226 Difference]: Without dead ends: 460 [2022-07-13 17:59:35,519 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2022-07-13 17:59:35,519 INFO L413 NwaCegarLoop]: 103 mSDtfsCounter, 173 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 259 mSolverCounterSat, 45 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 175 SdHoareTripleChecker+Valid, 404 SdHoareTripleChecker+Invalid, 304 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 45 IncrementalHoareTripleChecker+Valid, 259 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:35,519 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [175 Valid, 404 Invalid, 304 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [45 Valid, 259 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 17:59:35,520 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2022-07-13 17:59:35,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 408. [2022-07-13 17:59:35,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 408 states, 320 states have (on average 1.24375) internal successors, (398), 341 states have internal predecessors, (398), 45 states have call successors, (45), 31 states have call predecessors, (45), 42 states have return successors, (90), 47 states have call predecessors, (90), 45 states have call successors, (90) [2022-07-13 17:59:35,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 408 states to 408 states and 533 transitions. [2022-07-13 17:59:35,536 INFO L78 Accepts]: Start accepts. Automaton has 408 states and 533 transitions. Word has length 50 [2022-07-13 17:59:35,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:35,537 INFO L495 AbstractCegarLoop]: Abstraction has 408 states and 533 transitions. [2022-07-13 17:59:35,537 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 5 states have internal predecessors, (41), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,537 INFO L276 IsEmpty]: Start isEmpty. Operand 408 states and 533 transitions. [2022-07-13 17:59:35,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2022-07-13 17:59:35,538 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:35,538 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:35,539 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-07-13 17:59:35,539 INFO L420 AbstractCegarLoop]: === Iteration 9 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:35,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:35,539 INFO L85 PathProgramCache]: Analyzing trace with hash -782958681, now seen corresponding path program 1 times [2022-07-13 17:59:35,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:35,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1461427514] [2022-07-13 17:59:35,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:35,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:35,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,563 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:35,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,571 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 17:59:35,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:35,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,606 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2022-07-13 17:59:35,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,611 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 17:59:35,611 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:35,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1461427514] [2022-07-13 17:59:35,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1461427514] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 17:59:35,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [120723322] [2022-07-13 17:59:35,612 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:35,612 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 17:59:35,612 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 17:59:35,613 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 17:59:35,637 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-07-13 17:59:35,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:35,694 INFO L263 TraceCheckSpWp]: Trace formula consists of 373 conjuncts, 15 conjunts are in the unsatisfiable core [2022-07-13 17:59:35,697 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 17:59:35,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-07-13 17:59:35,833 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-07-13 17:59:35,834 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [120723322] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:35,834 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-07-13 17:59:35,834 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 14 [2022-07-13 17:59:35,834 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143041486] [2022-07-13 17:59:35,834 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:35,835 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-07-13 17:59:35,835 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:35,835 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-07-13 17:59:35,836 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2022-07-13 17:59:35,836 INFO L87 Difference]: Start difference. First operand 408 states and 533 transitions. Second operand has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:35,936 INFO L93 Difference]: Finished difference Result 1193 states and 1596 transitions. [2022-07-13 17:59:35,936 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-07-13 17:59:35,936 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) Word has length 55 [2022-07-13 17:59:35,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:35,942 INFO L225 Difference]: With dead ends: 1193 [2022-07-13 17:59:35,942 INFO L226 Difference]: Without dead ends: 792 [2022-07-13 17:59:35,944 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 69 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2022-07-13 17:59:35,946 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 62 mSDsluCounter, 398 mSDsCounter, 0 mSdLazyCounter, 115 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 64 SdHoareTripleChecker+Valid, 502 SdHoareTripleChecker+Invalid, 118 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 115 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:35,947 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [64 Valid, 502 Invalid, 118 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 115 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-07-13 17:59:35,948 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 792 states. [2022-07-13 17:59:35,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 792 to 790. [2022-07-13 17:59:35,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 790 states, 618 states have (on average 1.233009708737864) internal successors, (762), 656 states have internal predecessors, (762), 89 states have call successors, (89), 62 states have call predecessors, (89), 82 states have return successors, (180), 91 states have call predecessors, (180), 89 states have call successors, (180) [2022-07-13 17:59:35,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 790 states to 790 states and 1031 transitions. [2022-07-13 17:59:35,993 INFO L78 Accepts]: Start accepts. Automaton has 790 states and 1031 transitions. Word has length 55 [2022-07-13 17:59:35,993 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:35,993 INFO L495 AbstractCegarLoop]: Abstraction has 790 states and 1031 transitions. [2022-07-13 17:59:35,993 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.571428571428571) internal successors, (46), 5 states have internal predecessors, (46), 2 states have call successors, (5), 2 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:35,993 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1031 transitions. [2022-07-13 17:59:35,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-07-13 17:59:35,995 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:35,995 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:36,031 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-07-13 17:59:36,207 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 17:59:36,207 INFO L420 AbstractCegarLoop]: === Iteration 10 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:36,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:36,208 INFO L85 PathProgramCache]: Analyzing trace with hash 844263809, now seen corresponding path program 1 times [2022-07-13 17:59:36,208 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:36,208 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1605716582] [2022-07-13 17:59:36,208 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:36,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,261 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:36,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,269 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2022-07-13 17:59:36,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,287 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:36,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2022-07-13 17:59:36,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2022-07-13 17:59:36,291 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:36,291 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1605716582] [2022-07-13 17:59:36,291 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1605716582] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:36,292 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:36,292 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2022-07-13 17:59:36,292 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [170851316] [2022-07-13 17:59:36,292 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:36,292 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-07-13 17:59:36,293 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:36,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-07-13 17:59:36,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2022-07-13 17:59:36,293 INFO L87 Difference]: Start difference. First operand 790 states and 1031 transitions. Second operand has 10 states, 10 states have (on average 4.5) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:36,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:36,670 INFO L93 Difference]: Finished difference Result 1552 states and 2021 transitions. [2022-07-13 17:59:36,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2022-07-13 17:59:36,671 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) Word has length 56 [2022-07-13 17:59:36,673 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:36,677 INFO L225 Difference]: With dead ends: 1552 [2022-07-13 17:59:36,677 INFO L226 Difference]: Without dead ends: 769 [2022-07-13 17:59:36,681 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=90, Invalid=330, Unknown=0, NotChecked=0, Total=420 [2022-07-13 17:59:36,682 INFO L413 NwaCegarLoop]: 155 mSDtfsCounter, 256 mSDsluCounter, 566 mSDsCounter, 0 mSdLazyCounter, 517 mSolverCounterSat, 80 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 257 SdHoareTripleChecker+Valid, 721 SdHoareTripleChecker+Invalid, 597 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 80 IncrementalHoareTripleChecker+Valid, 517 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:36,683 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [257 Valid, 721 Invalid, 597 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [80 Valid, 517 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-07-13 17:59:36,684 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 769 states. [2022-07-13 17:59:36,717 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 769 to 746. [2022-07-13 17:59:36,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 746 states, 586 states have (on average 1.204778156996587) internal successors, (706), 620 states have internal predecessors, (706), 81 states have call successors, (81), 62 states have call predecessors, (81), 78 states have return successors, (123), 82 states have call predecessors, (123), 81 states have call successors, (123) [2022-07-13 17:59:36,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 746 states and 910 transitions. [2022-07-13 17:59:36,736 INFO L78 Accepts]: Start accepts. Automaton has 746 states and 910 transitions. Word has length 56 [2022-07-13 17:59:36,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:36,737 INFO L495 AbstractCegarLoop]: Abstraction has 746 states and 910 transitions. [2022-07-13 17:59:36,737 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 4.5) internal successors, (45), 8 states have internal predecessors, (45), 2 states have call successors, (5), 3 states have call predecessors, (5), 2 states have return successors, (4), 2 states have call predecessors, (4), 2 states have call successors, (4) [2022-07-13 17:59:36,737 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 910 transitions. [2022-07-13 17:59:36,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2022-07-13 17:59:36,738 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:36,738 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:36,738 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2022-07-13 17:59:36,738 INFO L420 AbstractCegarLoop]: === Iteration 11 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:36,738 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:36,738 INFO L85 PathProgramCache]: Analyzing trace with hash 605332931, now seen corresponding path program 1 times [2022-07-13 17:59:36,738 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:36,739 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462187129] [2022-07-13 17:59:36,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:36,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:36,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,781 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2022-07-13 17:59:36,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2022-07-13 17:59:36,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,820 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2022-07-13 17:59:36,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:36,835 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2022-07-13 17:59:36,835 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:36,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462187129] [2022-07-13 17:59:36,835 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462187129] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-13 17:59:36,836 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-13 17:59:36,836 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-07-13 17:59:36,836 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1000362472] [2022-07-13 17:59:36,836 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-13 17:59:36,836 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-07-13 17:59:36,837 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:36,837 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-07-13 17:59:36,837 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2022-07-13 17:59:36,837 INFO L87 Difference]: Start difference. First operand 746 states and 910 transitions. Second operand has 12 states, 12 states have (on average 4.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (6), 5 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-13 17:59:37,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:37,700 INFO L93 Difference]: Finished difference Result 1486 states and 1832 transitions. [2022-07-13 17:59:37,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2022-07-13 17:59:37,701 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (6), 5 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) Word has length 59 [2022-07-13 17:59:37,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:37,704 INFO L225 Difference]: With dead ends: 1486 [2022-07-13 17:59:37,704 INFO L226 Difference]: Without dead ends: 747 [2022-07-13 17:59:37,706 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 287 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=262, Invalid=1070, Unknown=0, NotChecked=0, Total=1332 [2022-07-13 17:59:37,707 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 297 mSDsluCounter, 255 mSDsCounter, 0 mSdLazyCounter, 1316 mSolverCounterSat, 146 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 298 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 1462 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 146 IncrementalHoareTripleChecker+Valid, 1316 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:37,707 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [298 Valid, 415 Invalid, 1462 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [146 Valid, 1316 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-07-13 17:59:37,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2022-07-13 17:59:37,731 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 714. [2022-07-13 17:59:37,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 714 states, 554 states have (on average 1.1732851985559567) internal successors, (650), 588 states have internal predecessors, (650), 81 states have call successors, (81), 62 states have call predecessors, (81), 78 states have return successors, (117), 82 states have call predecessors, (117), 81 states have call successors, (117) [2022-07-13 17:59:37,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 714 states to 714 states and 848 transitions. [2022-07-13 17:59:37,735 INFO L78 Accepts]: Start accepts. Automaton has 714 states and 848 transitions. Word has length 59 [2022-07-13 17:59:37,735 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:37,735 INFO L495 AbstractCegarLoop]: Abstraction has 714 states and 848 transitions. [2022-07-13 17:59:37,735 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 4.0) internal successors, (48), 8 states have internal predecessors, (48), 2 states have call successors, (6), 5 states have call predecessors, (6), 3 states have return successors, (5), 3 states have call predecessors, (5), 2 states have call successors, (5) [2022-07-13 17:59:37,735 INFO L276 IsEmpty]: Start isEmpty. Operand 714 states and 848 transitions. [2022-07-13 17:59:37,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-07-13 17:59:37,738 INFO L187 NwaCegarLoop]: Found error trace [2022-07-13 17:59:37,739 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:37,739 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2022-07-13 17:59:37,739 INFO L420 AbstractCegarLoop]: === Iteration 12 === Targeting timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION === [timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-13 17:59:37,740 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-13 17:59:37,740 INFO L85 PathProgramCache]: Analyzing trace with hash 486604430, now seen corresponding path program 1 times [2022-07-13 17:59:37,740 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-13 17:59:37,740 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1327452795] [2022-07-13 17:59:37,740 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:37,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-13 17:59:37,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2022-07-13 17:59:37,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-07-13 17:59:37,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,796 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-07-13 17:59:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,884 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2022-07-13 17:59:37,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,898 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2022-07-13 17:59:37,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,906 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2022-07-13 17:59:37,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,907 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 17 proven. 4 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2022-07-13 17:59:37,907 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-13 17:59:37,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1327452795] [2022-07-13 17:59:37,908 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1327452795] provided 0 perfect and 1 imperfect interpolant sequences [2022-07-13 17:59:37,908 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [872915854] [2022-07-13 17:59:37,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-13 17:59:37,908 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-07-13 17:59:37,908 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-13 17:59:37,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-07-13 17:59:37,913 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-07-13 17:59:37,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-13 17:59:37,983 INFO L263 TraceCheckSpWp]: Trace formula consists of 455 conjuncts, 13 conjunts are in the unsatisfiable core [2022-07-13 17:59:37,985 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-07-13 17:59:38,114 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2022-07-13 17:59:38,114 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-07-13 17:59:38,282 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 8 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-07-13 17:59:38,282 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [872915854] provided 0 perfect and 2 imperfect interpolant sequences [2022-07-13 17:59:38,282 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-07-13 17:59:38,282 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 9] total 21 [2022-07-13 17:59:38,282 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1364570711] [2022-07-13 17:59:38,283 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-07-13 17:59:38,283 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2022-07-13 17:59:38,283 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-13 17:59:38,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2022-07-13 17:59:38,284 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=67, Invalid=353, Unknown=0, NotChecked=0, Total=420 [2022-07-13 17:59:38,284 INFO L87 Difference]: Start difference. First operand 714 states and 848 transitions. Second operand has 21 states, 21 states have (on average 6.619047619047619) internal successors, (139), 15 states have internal predecessors, (139), 7 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 9 states have call predecessors, (17), 7 states have call successors, (17) [2022-07-13 17:59:39,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-07-13 17:59:39,274 INFO L93 Difference]: Finished difference Result 1481 states and 1818 transitions. [2022-07-13 17:59:39,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2022-07-13 17:59:39,275 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 6.619047619047619) internal successors, (139), 15 states have internal predecessors, (139), 7 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 9 states have call predecessors, (17), 7 states have call successors, (17) Word has length 87 [2022-07-13 17:59:39,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-07-13 17:59:39,275 INFO L225 Difference]: With dead ends: 1481 [2022-07-13 17:59:39,275 INFO L226 Difference]: Without dead ends: 0 [2022-07-13 17:59:39,278 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 247 GetRequests, 182 SyntacticMatches, 3 SemanticMatches, 62 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 973 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=1010, Invalid=3022, Unknown=0, NotChecked=0, Total=4032 [2022-07-13 17:59:39,279 INFO L413 NwaCegarLoop]: 87 mSDtfsCounter, 875 mSDsluCounter, 665 mSDsCounter, 0 mSdLazyCounter, 1016 mSolverCounterSat, 385 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 877 SdHoareTripleChecker+Valid, 752 SdHoareTripleChecker+Invalid, 1401 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 385 IncrementalHoareTripleChecker+Valid, 1016 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-07-13 17:59:39,279 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [877 Valid, 752 Invalid, 1401 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [385 Valid, 1016 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-07-13 17:59:39,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-07-13 17:59:39,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-07-13 17:59:39,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-07-13 17:59:39,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-07-13 17:59:39,280 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 87 [2022-07-13 17:59:39,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-07-13 17:59:39,280 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-07-13 17:59:39,280 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 6.619047619047619) internal successors, (139), 15 states have internal predecessors, (139), 7 states have call successors, (18), 10 states have call predecessors, (18), 9 states have return successors, (17), 9 states have call predecessors, (17), 7 states have call successors, (17) [2022-07-13 17:59:39,280 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-07-13 17:59:39,280 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-07-13 17:59:39,282 INFO L805 garLoopResultBuilder]: Registering result SAFE for location timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-07-13 17:59:39,301 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-07-13 17:59:39,499 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2022-07-13 17:59:39,501 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-07-13 17:59:44,107 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__baseEXIT(lines 641 647) no Hoare annotation was computed. [2022-07-13 17:59:44,107 INFO L902 garLoopResultBuilder]: At program point processEnvironment__wrappee__baseFINAL(lines 641 647) the Hoare annotation is: true [2022-07-13 17:59:44,107 INFO L895 garLoopResultBuilder]: At program point changeMethaneLevelENTRY(lines 450 461) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse0 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse6 (not (<= 1 ~pumpRunning~0))) (.cse5 (not (<= 1 |old(~methaneLevelCritical~0)|))) (.cse4 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse3 .cse5 .cse4) (or .cse0 .cse2 .cse3 .cse6 .cse4) (or .cse2 .cse3 .cse6 .cse5 .cse4))) [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point changeMethaneLevelEXIT(lines 450 461) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L454-1(lines 450 461) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point cleanupEXIT(lines 896 925) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L902 garLoopResultBuilder]: At program point cleanupENTRY(lines 896 925) the Hoare annotation is: true [2022-07-13 17:59:44,108 INFO L902 garLoopResultBuilder]: At program point L921(lines 896 925) the Hoare annotation is: true [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L917(line 917) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L910(lines 910 914) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L902 garLoopResultBuilder]: At program point L910-1(lines 910 914) the Hoare annotation is: true [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L907(line 907) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L902 garLoopResultBuilder]: At program point L906-2(lines 906 920) the Hoare annotation is: true [2022-07-13 17:59:44,108 INFO L902 garLoopResultBuilder]: At program point L902(line 902) the Hoare annotation is: true [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L902-1(line 902) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L576(lines 576 596) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point L605(line 605) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L895 garLoopResultBuilder]: At program point L824(lines 809 827) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse6 .cse3))) [2022-07-13 17:59:44,108 INFO L895 garLoopResultBuilder]: At program point L750(lines 745 753) the Hoare annotation is: (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse0 .cse2) (or .cse0 .cse1 .cse5 .cse3) (or .cse4 .cse0 .cse2 (and (<= 1 ~pumpRunning~0) (not (= |timeShift_isPumpRunning_#res#1| 0)) (= |old(~waterLevel~0)| ~waterLevel~0) (= |timeShift___utac_acc__Specification3_spec__1_~tmp~3#1| 0)) .cse3) (or .cse4 .cse0 .cse5 .cse3))) [2022-07-13 17:59:44,108 INFO L899 garLoopResultBuilder]: For program point timeShiftFINAL(lines 617 640) no Hoare annotation was computed. [2022-07-13 17:59:44,108 INFO L895 garLoopResultBuilder]: At program point L606(lines 601 608) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse3) (or .cse0 .cse1 .cse5 .cse3))) [2022-07-13 17:59:44,108 INFO L895 garLoopResultBuilder]: At program point L499(lines 494 502) the Hoare annotation is: (let ((.cse6 (<= |timeShift_getWaterLevel_#res#1| 1)) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (<= ~waterLevel~0 1)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= |timeShift___utac_acc__Specification3_spec__1_~tmp~3#1| 0)) (.cse9 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 2)))) (and (let ((.cse4 (<= ~waterLevel~0 |old(~waterLevel~0)|))) (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6) .cse7 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse3 .cse4 .cse5 .cse6) .cse8)) (or .cse9 (not (= |old(~waterLevel~0)| 1)) .cse0 .cse7 (= |timeShift_getWaterLevel_#res#1| 1)) (or (not (<= |old(~waterLevel~0)| 1)) .cse9 .cse0 .cse7 .cse6) (or .cse0 .cse1 .cse10 .cse8) (let ((.cse11 (= |old(~waterLevel~0)| ~waterLevel~0))) (or .cse9 .cse0 (and .cse2 .cse3 .cse11 .cse5) .cse7 (and (<= 1 ~pumpRunning~0) .cse11 .cse5) .cse8)) (or .cse9 .cse0 .cse10 .cse8))) [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L689(line 689) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse6 .cse3))) [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L586(lines 586 592) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L582(lines 582 595) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L582-1(lines 567 599) the Hoare annotation is: (let ((.cse12 (= |timeShift___utac_acc__Specification3_spec__1_~tmp~3#1| 0)) (.cse4 (= 1 ~systemActive~0))) (let ((.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse9 (not (<= |old(~waterLevel~0)| 1))) (.cse11 (<= |timeShift___utac_acc__Specification3_spec__1_~tmp___0~0#1| 1)) (.cse13 (<= |timeShift_getWaterLevel_#res#1| 1)) (.cse1 (<= ~waterLevel~0 1)) (.cse14 (not (= ~methaneLevelCritical~0 0))) (.cse15 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not .cse4)) (.cse3 (= ~pumpRunning~0 0)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (not .cse12)) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse8 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse2) .cse5 .cse6 .cse7 .cse8) (or .cse9 .cse5 .cse6 .cse7 .cse10) (or .cse5 .cse6 (and .cse3 .cse1 .cse4 .cse11 .cse10 .cse12 .cse13) .cse14 .cse8 (and .cse0 .cse1 .cse11 .cse10 .cse12 .cse13)) (or .cse9 .cse15 (and .cse11 .cse13) .cse5 .cse14) (or .cse15 .cse5 (and .cse3 .cse1 .cse16 .cse12) .cse14 (and (<= 1 ~pumpRunning~0) .cse16 .cse12) .cse8) (or .cse15 .cse5 (and .cse3 .cse16 .cse2) .cse7 .cse8)))) [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L574(line 574) the Hoare annotation is: (let ((.cse11 (= 1 ~systemActive~0))) (let ((.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not .cse11)) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5 (and (<= 1 ~pumpRunning~0) .cse2) .cse6) (or .cse4 (and .cse7 .cse1 .cse8) .cse9 .cse10 (and .cse0 .cse1 .cse11 .cse8) .cse6) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse9 .cse5 .cse8) (or .cse3 (and .cse0 .cse2) .cse4 .cse10 .cse6) (or (and .cse7 .cse1) .cse4 .cse9 .cse5 (and .cse0 .cse1 .cse11) .cse6)))) [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L574-1(line 574) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L731(lines 726 733) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse4 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse6 (and (= ~pumpRunning~0 0) (<= ~waterLevel~0 1) (<= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse5 .cse3) (or .cse1 .cse4 .cse2 .cse6 .cse3))) [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L694(line 694) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or .cse2 .cse5 .cse6 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4))) [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L694-1(lines 675 699) the Hoare annotation is: (let ((.cse11 (= 1 ~systemActive~0))) (let ((.cse8 (<= ~waterLevel~0 |old(~waterLevel~0)|)) (.cse3 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse10 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not .cse11)) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~pumpRunning~0 0)) (.cse1 (<= ~waterLevel~0 1)) (.cse6 (not (<= |old(~waterLevel~0)| 2)))) (and (or (and .cse0 .cse1 .cse2) .cse3 .cse4 .cse5 (and (<= 1 ~pumpRunning~0) .cse2) .cse6) (or .cse4 (and .cse7 .cse1 .cse8) .cse9 .cse10 (and .cse0 .cse1 .cse11 .cse8) .cse6) (or (not (<= |old(~waterLevel~0)| 1)) .cse4 .cse9 .cse5 .cse8) (or .cse3 (and .cse0 .cse2) .cse4 .cse10 .cse6) (or (and .cse7 .cse1) .cse4 .cse9 .cse5 (and .cse0 .cse1 .cse11) .cse6)))) [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L628-1(lines 628 634) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L818(lines 818 822) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L818-2(lines 818 822) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L430(lines 430 434) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point L430-2(lines 426 437) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse6 .cse3))) [2022-07-13 17:59:44,109 INFO L895 garLoopResultBuilder]: At program point timeShiftENTRY(lines 617 640) the Hoare annotation is: (let ((.cse8 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and (= ~pumpRunning~0 0) .cse8)) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse8)) (.cse4 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse0 .cse7 .cse4) (or .cse5 .cse6 .cse0 .cse2 .cse4) (or .cse0 .cse1 .cse7 .cse3 .cse4)))) [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L621-1(lines 620 639) no Hoare annotation was computed. [2022-07-13 17:59:44,109 INFO L899 garLoopResultBuilder]: For program point L683(lines 683 691) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point timeShiftEXIT(lines 617 640) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L522(lines 517 525) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= ~waterLevel~0 1) (<= ~waterLevel~0 |old(~waterLevel~0)|))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not (<= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse2 .cse3) (or .cse1 .cse4 .cse5 .cse6 .cse3) (or .cse0 .cse1 .cse6 .cse3))) [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point timeShiftErr0ASSERT_VIOLATIONERROR_FUNCTION(line 605) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L679(lines 679 696) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L902 garLoopResultBuilder]: At program point isMethaneLevelCriticalENTRY(lines 462 470) the Hoare annotation is: true [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalFINAL(lines 462 470) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point isMethaneLevelCriticalEXIT(lines 462 470) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L886(lines 839 887) the Hoare annotation is: false [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L977(lines 977 984) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L560(lines 555 563) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L977-2(lines 977 984) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L841(lines 840 885) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L552(lines 548 554) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L870(lines 870 881) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L862(line 862) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_main_~tmp~10#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6))) [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-07-13 17:59:44,110 INFO L902 garLoopResultBuilder]: At program point L986(lines 967 989) the Hoare annotation is: true [2022-07-13 17:59:44,110 INFO L895 garLoopResultBuilder]: At program point L883(lines 840 885) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse9 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_main_~tmp~10#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 .cse8 .cse2 .cse3 .cse4 .cse6) (and .cse9 .cse1 .cse8 .cse2 .cse3 .cse4 .cse6) (and .cse9 .cse7 .cse2 .cse3 .cse4 .cse5 .cse6))) [2022-07-13 17:59:44,110 INFO L899 garLoopResultBuilder]: For program point L850(lines 850 856) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L850-1(lines 850 856) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L842(lines 842 846) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L545(lines 541 547) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~waterLevel~0 1)) [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L954(lines 950 956) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0) (= ~waterLevel~0 1) (= |ULTIMATE.start_main_~tmp~10#1| 1)) [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L876(lines 876 880) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L876-2(lines 870 881) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 0)) (.cse0 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~pumpRunning~0)) (.cse8 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_main_~tmp~10#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse7 .cse8 .cse2 .cse3 .cse4 .cse5 .cse6))) [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L860(lines 860 866) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L860-1(lines 860 866) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L902 garLoopResultBuilder]: At program point L889(lines 830 893) the Hoare annotation is: true [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (<= 1 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 0)) (.cse8 (<= ~waterLevel~0 1)) (.cse9 (= ~pumpRunning~0 0)) (.cse7 (<= 1 ~methaneLevelCritical~0)) (.cse2 (= 1 ~systemActive~0)) (.cse3 (= |ULTIMATE.start_valid_product_#res#1| ~systemActive~0)) (.cse4 (= |ULTIMATE.start_test_~splverifierCounter~0#1| 0)) (.cse5 (<= ~waterLevel~0 2)) (.cse6 (= |ULTIMATE.start_main_~tmp~10#1| 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (and .cse0 .cse7 (= |ULTIMATE.start_valid_product_#res#1| 1) .cse8 .cse3 .cse4 .cse6) (and .cse9 .cse1 .cse8 .cse2 .cse3 .cse4 .cse6) (and .cse9 .cse7 .cse2 .cse3 .cse4 .cse5 .cse6))) [2022-07-13 17:59:44,111 INFO L902 garLoopResultBuilder]: At program point L964(lines 957 966) the Hoare annotation is: true [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 649 673) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= ~waterLevel~0 1))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse4 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse6 .cse3 .cse7) (or .cse5 .cse2 .cse6 .cse8 .cse7) (or .cse0 .cse1 .cse2 .cse8 .cse4))) [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L512(lines 503 516) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1)) (.cse10 (= ~pumpRunning~0 0))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (and .cse10 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (.cse4 (not (<= ~waterLevel~0 2))) (.cse5 (and .cse10 .cse9)) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse6 .cse3 .cse7) (or .cse0 .cse1 .cse8 .cse2 .cse4 .cse5) (or .cse1 .cse6 .cse8 .cse7)))) [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L799-2(lines 799 803) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L895 garLoopResultBuilder]: At program point L663(line 663) the Hoare annotation is: (let ((.cse8 (<= ~waterLevel~0 1))) (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse1 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~pumpRunning~0 0) .cse8)) (.cse4 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not .cse8))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse6) (or .cse0 .cse1 .cse2 .cse7 .cse4) (or .cse2 .cse5 .cse7 .cse6)))) [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L657(lines 657 665) no Hoare annotation was computed. [2022-07-13 17:59:44,111 INFO L899 garLoopResultBuilder]: For program point L653(lines 653 670) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L705(lines 700 707) the Hoare annotation is: (let ((.cse5 (<= ~waterLevel~0 1))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse9 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse10 (not .cse5))) (and (or .cse0 .cse1 .cse2 .cse3) (let ((.cse4 (<= 1 ~pumpRunning~0)) (.cse6 (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~6#1|)) (.cse7 (= |processEnvironment__wrappee__highWaterSensor_isMethaneAlarm_#res#1| ~methaneLevelCritical~0))) (or (and .cse4 .cse5 .cse6 .cse7) .cse0 .cse1 .cse8 (and .cse4 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~7#1| 0) .cse6 .cse7 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|) (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1|) (<= 1 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) .cse3)) (or .cse1 .cse9 .cse8 .cse10) (or .cse1 .cse9 .cse2 .cse10)))) [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L668(line 668) the Hoare annotation is: (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse1 (not (= 1 ~systemActive~0))) (.cse6 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse4 .cse3) (or .cse5 .cse1 .cse6 .cse4 .cse7) (or .cse5 .cse1 .cse6 .cse2 .cse7))) [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 649 673) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point L507(lines 507 513) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point L668-1(lines 649 673) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point L716(lines 716 722) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L716-2(lines 709 725) the Hoare annotation is: (let ((.cse11 (<= ~waterLevel~0 1))) (let ((.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse4 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~7#1| 0)) (.cse5 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|)) (.cse7 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1|)) (.cse9 (<= 1 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|)) (.cse10 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) (.cse3 (not (<= ~waterLevel~0 2))) (.cse15 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (= 1 ~systemActive~0))) (.cse16 (not (<= 1 |old(~pumpRunning~0)|))) (.cse2 (not (<= 1 ~methaneLevelCritical~0))) (.cse17 (not .cse11))) (and (let ((.cse6 (or (not (= 0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~6#1|)) (and (< 0 (+ ~methaneLevelCritical~0 1)) (<= ~methaneLevelCritical~0 0)))) (.cse8 (not (= |processEnvironment__wrappee__highWaterSensor_isMethaneAlarm_#res#1| 0)))) (or .cse0 .cse1 .cse2 .cse3 (and (= ~pumpRunning~0 0) .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse11 .cse6 .cse8))) (let ((.cse12 (<= 1 ~pumpRunning~0)) (.cse13 (= ~methaneLevelCritical~0 |processEnvironment__wrappee__highWaterSensor_activatePump_~tmp~6#1|)) (.cse14 (= |processEnvironment__wrappee__highWaterSensor_isMethaneAlarm_#res#1| ~methaneLevelCritical~0))) (or (and .cse12 .cse11 .cse13 .cse14) .cse0 .cse1 .cse15 (and .cse12 .cse4 .cse13 .cse14 .cse5 .cse7 .cse9 .cse10) .cse3)) (or .cse1 .cse16 .cse15 .cse17) (or .cse1 .cse16 .cse2 .cse17)))) [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L805(lines 790 808) the Hoare annotation is: (let ((.cse9 (= ~pumpRunning~0 0)) (.cse10 (<= ~waterLevel~0 1))) (let ((.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse7 (not (<= 1 ~methaneLevelCritical~0))) (.cse3 (not .cse10)) (.cse4 (and .cse9 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~7#1| 0) (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|) (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0))) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse6 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9 .cse10)) (.cse0 (not (= 1 ~systemActive~0))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse8 (not (<= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse0 .cse7 .cse8) (or .cse0 .cse1 .cse7 .cse3) (or .cse4 .cse5 .cse6 .cse0 .cse2 .cse8)))) [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L741(lines 734 744) the Hoare annotation is: (let ((.cse12 (<= ~waterLevel~0 1))) (let ((.cse13 (not (<= 1 |old(~pumpRunning~0)|))) (.cse9 (not (<= 1 ~methaneLevelCritical~0))) (.cse15 (not .cse12)) (.cse0 (not (= |old(~pumpRunning~0)| 0))) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~7#1| 0)) (.cse4 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|)) (.cse5 (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1|)) (.cse7 (<= 1 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|)) (.cse8 (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)) (.cse1 (not (= 1 ~systemActive~0))) (.cse14 (not (= ~methaneLevelCritical~0 0))) (.cse10 (not (<= ~waterLevel~0 2))) (.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (let ((.cse6 (not (= |processEnvironment__wrappee__highWaterSensor_isMethaneAlarm_#res#1| 0)))) (or .cse0 .cse1 (and .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8) .cse9 .cse10 (and .cse11 .cse12 .cse6))) (or .cse1 .cse13 .cse14 .cse15) (or .cse1 .cse13 .cse9 .cse15) (let ((.cse16 (= |processEnvironment__wrappee__highWaterSensor_isMethaneAlarm_#res#1| ~methaneLevelCritical~0))) (or .cse0 (and .cse2 .cse3 .cse16 .cse4 .cse5 .cse7 .cse8) .cse1 .cse14 .cse10 (and .cse11 .cse12 .cse16)))))) [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point L739(line 739) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1))) (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse1 (not (<= 1 |old(~pumpRunning~0)|))) (.cse3 (not .cse9)) (.cse4 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse9)) (.cse5 (not (= |old(~pumpRunning~0)| 0))) (.cse0 (not (= 1 ~systemActive~0))) (.cse8 (not (<= 1 ~methaneLevelCritical~0))) (.cse6 (not (<= ~waterLevel~0 2))) (.cse7 (and (= ~pumpRunning~0 0) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp~7#1| 0) (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_#res#1|) (<= 1 |processEnvironment__wrappee__highWaterSensor_isHighWaterLevel_~tmp___0~1#1|) (<= 1 |processEnvironment__wrappee__highWaterSensor_~tmp~4#1|) (= |processEnvironment__wrappee__highWaterSensor_isHighWaterSensorDry_#res#1| 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse2 .cse6 .cse7) (or .cse0 .cse1 .cse8 .cse3) (or .cse4 .cse5 .cse0 .cse8 .cse6 .cse7)))) [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point L739-1(line 739) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point waterRiseEXIT(lines 438 449) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L899 garLoopResultBuilder]: For program point L442-1(lines 438 449) no Hoare annotation was computed. [2022-07-13 17:59:44,112 INFO L895 garLoopResultBuilder]: At program point waterRiseENTRY(lines 438 449) the Hoare annotation is: (let ((.cse1 (not (= ~pumpRunning~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (<= |old(~waterLevel~0)| 2))) (.cse0 (not (<= |old(~waterLevel~0)| 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse5 (not (<= 1 ~methaneLevelCritical~0))) (.cse7 (not (<= 1 ~pumpRunning~0))) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse2 .cse5 .cse4 .cse6) (or .cse2 .cse3 .cse7 .cse4 .cse6) (or .cse0 .cse2 .cse5 .cse7 .cse4))) [2022-07-13 17:59:44,114 INFO L356 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-13 17:59:44,115 INFO L176 ceAbstractionStarter]: Computing trace abstraction results [2022-07-13 17:59:44,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.07 05:59:44 BoogieIcfgContainer [2022-07-13 17:59:44,136 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-13 17:59:44,137 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-13 17:59:44,137 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-13 17:59:44,137 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-13 17:59:44,138 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.07 05:59:33" (3/4) ... [2022-07-13 17:59:44,139 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-13 17:59:44,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2022-07-13 17:59:44,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2022-07-13 17:59:44,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2022-07-13 17:59:44,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2022-07-13 17:59:44,143 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2022-07-13 17:59:44,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2022-07-13 17:59:44,144 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2022-07-13 17:59:44,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 53 nodes and edges [2022-07-13 17:59:44,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2022-07-13 17:59:44,149 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-07-13 17:59:44,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-07-13 17:59:44,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-13 17:59:44,150 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 17:59:44,151 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-13 17:59:44,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 [2022-07-13 17:59:44,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1) && tmp == 1 [2022-07-13 17:59:44,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 1) || ((((((1 <= pumpRunning && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 1)) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 1)) || ((((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 1) [2022-07-13 17:59:44,165 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && (((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || waterLevel <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,166 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && !(tmp == 0)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(tmp == 0))) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || waterLevel <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && tmp___0 <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (tmp___0 <= 1 && \result <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && \old(waterLevel) == waterLevel) && !(tmp == 0))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && !(\result == 0)) && 1 <= tmp) && \result == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && !(\result == 0))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == 0 && tmp == 0) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && \result == methaneLevelCritical)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(\old(waterLevel) <= 2)) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || \result == 1)) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || \result <= 1)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 1)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && \result == 0)) || !(waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && (!(0 == tmp) || (0 < methaneLevelCritical + 1 && methaneLevelCritical <= 0))) && 1 <= tmp___0) && !(\result == 0)) && 1 <= tmp) && \result == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && (!(0 == tmp) || (0 < methaneLevelCritical + 1 && methaneLevelCritical <= 0))) && !(\result == 0))) && ((((((((1 <= pumpRunning && waterLevel <= 1) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && tmp == 0) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) [2022-07-13 17:59:44,167 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) && ((((((((1 <= pumpRunning && waterLevel <= 1) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && tmp == 0) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) [2022-07-13 17:59:44,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((1 <= pumpRunning && !(\result == 0)) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) && (((((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && \result == 0) || !(\old(pumpRunning) == 0)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel <= 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && \result == 0) || !(\old(pumpRunning) == 0)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) [2022-07-13 17:59:44,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,168 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) [2022-07-13 17:59:44,181 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-13 17:59:44,181 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-13 17:59:44,181 INFO L158 Benchmark]: Toolchain (without parser) took 11544.53ms. Allocated memory was 107.0MB in the beginning and 207.6MB in the end (delta: 100.7MB). Free memory was 77.3MB in the beginning and 133.7MB in the end (delta: -56.4MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,182 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 17:59:44,182 INFO L158 Benchmark]: CACSL2BoogieTranslator took 399.10ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 73.2MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,182 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.52ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 70.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-13 17:59:44,182 INFO L158 Benchmark]: Boogie Preprocessor took 31.90ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 69.0MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,183 INFO L158 Benchmark]: RCFGBuilder took 454.86ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 52.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,183 INFO L158 Benchmark]: TraceAbstraction took 10556.06ms. Allocated memory was 107.0MB in the beginning and 207.6MB in the end (delta: 100.7MB). Free memory was 51.7MB in the beginning and 140.0MB in the end (delta: -88.3MB). Peak memory consumption was 97.0MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,183 INFO L158 Benchmark]: Witness Printer took 44.20ms. Allocated memory is still 207.6MB. Free memory was 140.0MB in the beginning and 133.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-13 17:59:44,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 81.8MB. Free memory was 38.2MB in the beginning and 38.1MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 399.10ms. Allocated memory is still 107.0MB. Free memory was 76.9MB in the beginning and 73.2MB in the end (delta: 3.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.52ms. Allocated memory is still 107.0MB. Free memory was 73.2MB in the beginning and 70.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.90ms. Allocated memory is still 107.0MB. Free memory was 70.6MB in the beginning and 69.0MB in the end (delta: 1.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 454.86ms. Allocated memory is still 107.0MB. Free memory was 69.0MB in the beginning and 52.2MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * TraceAbstraction took 10556.06ms. Allocated memory was 107.0MB in the beginning and 207.6MB in the end (delta: 100.7MB). Free memory was 51.7MB in the beginning and 140.0MB in the end (delta: -88.3MB). Peak memory consumption was 97.0MB. Max. memory is 16.1GB. * Witness Printer took 44.20ms. Allocated memory is still 207.6MB. Free memory was 140.0MB in the beginning and 133.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 605]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 10.5s, OverallIterations: 12, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 3.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2497 SdHoareTripleChecker+Valid, 2.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2476 mSDsluCounter, 4572 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3227 mSDsCounter, 871 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 3976 IncrementalHoareTripleChecker+Invalid, 4847 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 871 mSolverCounterUnsat, 1345 mSDtfsCounter, 3976 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 509 GetRequests, 323 SyntacticMatches, 3 SemanticMatches, 183 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1388 ImplicationChecksByTransitivity, 1.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=790occurred in iteration=9, InterpolantAutomatonStates: 158, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 12 MinimizatonAttempts, 244 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 43 LocationsWithAnnotation, 2218 PreInvPairs, 2575 NumberOfFragments, 3062 HoareAnnotationTreeSize, 2218 FomulaSimplifications, 2527 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 43 FomulaSimplificationsInter, 15337 FormulaSimplificationTreeSizeReductionInter, 4.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.1s InterpolantComputationTime, 714 NumberOfCodeBlocks, 714 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 786 ConstructedInterpolants, 0 QuantifiedInterpolants, 1662 SizeOfPredicates, 8 NumberOfNonLiveVariables, 828 ConjunctsInSsa, 28 ConjunctsInUnsatCore, 15 InterpolantComputations, 11 PerfectInterpolantSequences, 68/90 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: 426]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 567]: Loop Invariant Derived loop invariant: (((((((((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && !(tmp == 0)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && !(tmp == 0))) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || waterLevel <= \old(waterLevel))) && (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && tmp___0 <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) || (((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && tmp___0 <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1))) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || (tmp___0 <= 1 && \result <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((pumpRunning == 0 && \old(waterLevel) == waterLevel) && !(tmp == 0))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 906]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: ((((((((1 <= pumpRunning && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 1) || ((((((1 <= pumpRunning && 1 <= methaneLevelCritical) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 1)) || ((((((pumpRunning == 0 && methaneLevelCritical == 0) && waterLevel <= 1) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && tmp == 1)) || ((((((pumpRunning == 0 && 1 <= methaneLevelCritical) && 1 == systemActive) && \result == systemActive) && splverifierCounter == 0) && waterLevel <= 2) && tmp == 1) - InvariantResult [Line: 896]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) && ((((((((1 <= pumpRunning && waterLevel <= 1) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && tmp == 0) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) - InvariantResult [Line: 957]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 548]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 494]: Loop Invariant Derived loop invariant: (((((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || ((((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(methaneLevelCritical == 0)) || ((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel)) && tmp == 0) && \result <= 1)) || !(\old(waterLevel) <= 2)) && ((((!(\old(pumpRunning) == 0) || !(\old(waterLevel) == 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || \result == 1)) && ((((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || \result <= 1)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(methaneLevelCritical == 0)) || ((1 <= pumpRunning && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 967]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 726]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || ((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 503]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || (pumpRunning == 0 && \result == 0)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 1)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || (pumpRunning == 0 && \result == 0)) || !(waterLevel <= 2)) || (pumpRunning == 0 && waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) - InvariantResult [Line: 790]: Loop Invariant Derived loop invariant: (((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1)) && (((((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && \result == 0) || !(\old(pumpRunning) == 0)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel <= 1)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && \result == 0) || !(\old(pumpRunning) == 0)) || ((pumpRunning == \old(pumpRunning) && pumpRunning == 0) && waterLevel <= 1)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) - InvariantResult [Line: 517]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 675]: Loop Invariant Derived loop invariant: ((((((((((pumpRunning == 0 && waterLevel <= 1) && \old(waterLevel) == waterLevel) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (1 <= pumpRunning && \old(waterLevel) == waterLevel)) || !(\old(waterLevel) <= 2)) && (((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || (((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive) && waterLevel <= \old(waterLevel))) || !(\old(waterLevel) <= 2))) && ((((!(\old(waterLevel) <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || waterLevel <= \old(waterLevel))) && ((((!(\old(pumpRunning) == 0) || (pumpRunning == 0 && \old(waterLevel) == waterLevel)) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((((pumpRunning == \old(pumpRunning) && waterLevel <= 1) || !(1 == systemActive)) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || ((pumpRunning == 0 && waterLevel <= 1) && 1 == systemActive)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 734]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || ((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && 1 <= tmp___0) && !(\result == 0)) && 1 <= tmp) && \result == 0)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && !(\result == 0))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1))) && (((((!(\old(pumpRunning) == 0) || ((((((pumpRunning == 0 && tmp == 0) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(waterLevel <= 2)) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && \result == methaneLevelCritical)) - InvariantResult [Line: 541]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel == 1 - InvariantResult [Line: 555]: Loop Invariant Derived loop invariant: (((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: (((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2))) && ((((!(1 == systemActive) || ((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && waterLevel <= \old(waterLevel))) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 745]: Loop Invariant Derived loop invariant: ((((((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(\old(waterLevel) <= 2)) && (((!(\old(waterLevel) <= 1) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2))) && ((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((1 <= pumpRunning && !(\result == 0)) && \old(waterLevel) == waterLevel) && tmp == 0)) || !(\old(waterLevel) <= 2))) && (((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(\old(waterLevel) <= 2)) - InvariantResult [Line: 950]: Loop Invariant Derived loop invariant: ((((pumpRunning == 0 && methaneLevelCritical == 0) && 1 == systemActive) && \result == systemActive) && waterLevel == 1) && tmp == 1 - InvariantResult [Line: 709]: Loop Invariant Derived loop invariant: (((((((!(\old(pumpRunning) == 0) || !(1 == systemActive)) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 2)) || (((((((pumpRunning == 0 && tmp == 0) && 1 <= \result) && (!(0 == tmp) || (0 < methaneLevelCritical + 1 && methaneLevelCritical <= 0))) && 1 <= tmp___0) && !(\result == 0)) && 1 <= tmp) && \result == 0)) || (((pumpRunning == \old(pumpRunning) && waterLevel <= 1) && (!(0 == tmp) || (0 < methaneLevelCritical + 1 && methaneLevelCritical <= 0))) && !(\result == 0))) && ((((((((1 <= pumpRunning && waterLevel <= 1) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) || !(\old(pumpRunning) == 0)) || !(1 == systemActive)) || !(methaneLevelCritical == 0)) || (((((((1 <= pumpRunning && tmp == 0) && methaneLevelCritical == tmp) && \result == methaneLevelCritical) && 1 <= \result) && 1 <= tmp___0) && 1 <= tmp) && \result == 0)) || !(waterLevel <= 2))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(methaneLevelCritical == 0)) || !(waterLevel <= 1))) && (((!(1 == systemActive) || !(1 <= \old(pumpRunning))) || !(1 <= methaneLevelCritical)) || !(waterLevel <= 1)) - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-07-13 17:59:44,219 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