./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 20ed64ec Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/product-lines/minepump_spec5_product08.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 5c3579778b77a7192077bc9888bcbdc6aa28d23d ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-20ed64e [2021-08-26 08:45:14,909 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:14,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:14,929 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:14,929 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:14,930 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:14,931 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:14,932 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:14,934 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:14,934 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:14,935 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:14,936 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:14,936 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:14,938 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:14,939 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:14,940 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:14,942 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:14,944 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:14,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:14,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:14,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:14,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:14,954 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:14,954 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:14,959 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:14,960 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:14,961 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:14,963 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:14,965 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:14,966 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:14,966 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:14,967 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:14,968 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:14,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:14,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:14,971 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:14,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:14,972 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:14,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:14,972 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:14,973 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:14,974 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:14,999 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:14,999 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:15,000 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:15,000 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:15,002 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:15,002 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:15,003 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:15,003 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:15,003 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:15,003 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:15,004 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:15,005 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:15,005 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:15,005 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:15,005 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:15,005 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:15,011 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:15,011 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:15,011 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:15,011 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:15,012 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:15,012 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:15,012 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:15,012 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:15,012 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5c3579778b77a7192077bc9888bcbdc6aa28d23d [2021-08-26 08:45:15,241 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:15,268 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:15,270 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:15,270 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:15,272 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:15,273 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2021-08-26 08:45:15,329 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4f8a535/1e4f8f8697454516be10913ec175e764/FLAGe72bd72bc [2021-08-26 08:45:15,777 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:15,780 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c [2021-08-26 08:45:15,793 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4f8a535/1e4f8f8697454516be10913ec175e764/FLAGe72bd72bc [2021-08-26 08:45:15,807 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/2d4f8a535/1e4f8f8697454516be10913ec175e764 [2021-08-26 08:45:15,809 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:15,810 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:15,813 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:15,813 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:15,815 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:15,816 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:15" (1/1) ... [2021-08-26 08:45:15,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28adb1a8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:15, skipping insertion in model container [2021-08-26 08:45:15,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:15" (1/1) ... [2021-08-26 08:45:15,821 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:15,851 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:16,106 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16561,16574] [2021-08-26 08:45:16,127 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:16,133 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:16,196 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product08.cil.c[16561,16574] [2021-08-26 08:45:16,218 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:16,230 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:16,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16 WrapperNode [2021-08-26 08:45:16,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:16,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:16,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:16,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:16,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,265 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,301 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:16,304 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:16,305 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:16,305 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:16,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,311 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,328 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,334 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,344 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,352 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,357 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:16,358 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:16,360 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:16,360 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:16,361 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (1/1) ... [2021-08-26 08:45:16,366 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:16,371 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:16,382 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-08-26 08:45:16,392 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-08-26 08:45:16,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:16,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:16,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:17,030 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:17,030 INFO L299 CfgBuilder]: Removed 116 assume(true) statements. [2021-08-26 08:45:17,032 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:17 BoogieIcfgContainer [2021-08-26 08:45:17,032 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:17,033 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:17,033 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:17,035 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:17,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:15" (1/3) ... [2021-08-26 08:45:17,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff84849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:17, skipping insertion in model container [2021-08-26 08:45:17,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:16" (2/3) ... [2021-08-26 08:45:17,037 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ff84849 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:17, skipping insertion in model container [2021-08-26 08:45:17,037 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:17" (3/3) ... [2021-08-26 08:45:17,038 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product08.cil.c [2021-08-26 08:45:17,042 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:17,042 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:17,080 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:17,087 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-08-26 08:45:17,088 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:17,101 INFO L276 IsEmpty]: Start isEmpty. Operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:17,106 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:17,107 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:17,107 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:17,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:17,111 INFO L82 PathProgramCache]: Analyzing trace with hash -251092411, now seen corresponding path program 1 times [2021-08-26 08:45:17,117 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:17,117 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1480334503] [2021-08-26 08:45:17,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:17,118 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:17,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:17,280 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:17,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:17,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1480334503] [2021-08-26 08:45:17,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1480334503] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:17,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:17,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:17,283 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1480262159] [2021-08-26 08:45:17,286 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:17,286 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:17,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:17,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:17,295 INFO L87 Difference]: Start difference. First operand has 80 states, 76 states have (on average 1.5394736842105263) internal successors, (117), 79 states have internal predecessors, (117), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:17,312 INFO L93 Difference]: Finished difference Result 153 states and 226 transitions. [2021-08-26 08:45:17,312 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:17,313 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 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) Word has length 19 [2021-08-26 08:45:17,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:17,318 INFO L225 Difference]: With dead ends: 153 [2021-08-26 08:45:17,318 INFO L226 Difference]: Without dead ends: 76 [2021-08-26 08:45:17,320 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:17,329 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2021-08-26 08:45:17,340 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 76. [2021-08-26 08:45:17,341 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 76 states, 73 states have (on average 1.4383561643835616) internal successors, (105), 75 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 105 transitions. [2021-08-26 08:45:17,346 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 105 transitions. Word has length 19 [2021-08-26 08:45:17,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:17,347 INFO L470 AbstractCegarLoop]: Abstraction has 76 states and 105 transitions. [2021-08-26 08:45:17,347 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 9.5) internal successors, (19), 2 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,347 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 105 transitions. [2021-08-26 08:45:17,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:17,348 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:17,348 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-26 08:45:17,354 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:17,355 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:17,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:17,357 INFO L82 PathProgramCache]: Analyzing trace with hash 1554927142, now seen corresponding path program 1 times [2021-08-26 08:45:17,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:17,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [867286705] [2021-08-26 08:45:17,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:17,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:17,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:17,442 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:17,442 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [867286705] [2021-08-26 08:45:17,442 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [867286705] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:17,442 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:17,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:17,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [580996748] [2021-08-26 08:45:17,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:17,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:17,446 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:17,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:17,447 INFO L87 Difference]: Start difference. First operand 76 states and 105 transitions. Second operand has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,461 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:17,462 INFO L93 Difference]: Finished difference Result 76 states and 105 transitions. [2021-08-26 08:45:17,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:17,463 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 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) Word has length 20 [2021-08-26 08:45:17,463 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:17,464 INFO L225 Difference]: With dead ends: 76 [2021-08-26 08:45:17,465 INFO L226 Difference]: Without dead ends: 37 [2021-08-26 08:45:17,465 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.3ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:17,466 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37 states. [2021-08-26 08:45:17,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37 to 37. [2021-08-26 08:45:17,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 37 states, 36 states have (on average 1.4166666666666667) internal successors, (51), 36 states have internal predecessors, (51), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 51 transitions. [2021-08-26 08:45:17,474 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 51 transitions. Word has length 20 [2021-08-26 08:45:17,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:17,474 INFO L470 AbstractCegarLoop]: Abstraction has 37 states and 51 transitions. [2021-08-26 08:45:17,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.666666666666667) internal successors, (20), 3 states have internal predecessors, (20), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,475 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 51 transitions. [2021-08-26 08:45:17,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:17,476 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:17,476 INFO L512 BasicCegarLoop]: 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] [2021-08-26 08:45:17,477 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:17,477 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:17,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:17,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1783041890, now seen corresponding path program 1 times [2021-08-26 08:45:17,484 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:17,484 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466403211] [2021-08-26 08:45:17,484 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:17,484 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:17,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:17,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:17,546 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:17,546 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466403211] [2021-08-26 08:45:17,546 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466403211] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:17,546 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:17,547 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-08-26 08:45:17,547 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1365788238] [2021-08-26 08:45:17,547 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:17,547 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:17,548 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:17,548 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:17,548 INFO L87 Difference]: Start difference. First operand 37 states and 51 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,609 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:17,609 INFO L93 Difference]: Finished difference Result 93 states and 133 transitions. [2021-08-26 08:45:17,609 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-08-26 08:45:17,610 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 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) Word has length 26 [2021-08-26 08:45:17,610 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:17,610 INFO L225 Difference]: With dead ends: 93 [2021-08-26 08:45:17,611 INFO L226 Difference]: Without dead ends: 63 [2021-08-26 08:45:17,611 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 29.4ms TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-08-26 08:45:17,611 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2021-08-26 08:45:17,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 59. [2021-08-26 08:45:17,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 59 states, 58 states have (on average 1.4482758620689655) internal successors, (84), 58 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 59 states and 84 transitions. [2021-08-26 08:45:17,621 INFO L78 Accepts]: Start accepts. Automaton has 59 states and 84 transitions. Word has length 26 [2021-08-26 08:45:17,621 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:17,621 INFO L470 AbstractCegarLoop]: Abstraction has 59 states and 84 transitions. [2021-08-26 08:45:17,622 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 5 states have internal predecessors, (26), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,622 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 84 transitions. [2021-08-26 08:45:17,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2021-08-26 08:45:17,622 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:17,622 INFO L512 BasicCegarLoop]: 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] [2021-08-26 08:45:17,622 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:17,623 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-26 08:45:17,623 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:17,623 INFO L82 PathProgramCache]: Analyzing trace with hash -628588229, now seen corresponding path program 1 times [2021-08-26 08:45:17,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:17,623 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1519606065] [2021-08-26 08:45:17,623 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:17,624 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:17,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:17,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-26 08:45:17,682 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:17,682 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1519606065] [2021-08-26 08:45:17,682 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1519606065] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:17,682 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:17,682 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:17,682 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683704224] [2021-08-26 08:45:17,683 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:17,683 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:17,683 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:17,683 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:17,683 INFO L87 Difference]: Start difference. First operand 59 states and 84 transitions. Second operand has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,746 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:17,746 INFO L93 Difference]: Finished difference Result 152 states and 222 transitions. [2021-08-26 08:45:17,746 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:17,747 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 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) Word has length 27 [2021-08-26 08:45:17,747 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:17,747 INFO L225 Difference]: With dead ends: 152 [2021-08-26 08:45:17,747 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:17,750 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:17,750 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:17,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:17,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:17,751 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 27 [2021-08-26 08:45:17,751 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:17,751 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:17,751 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.4) internal successors, (27), 4 states have internal predecessors, (27), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-26 08:45:17,752 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:17,752 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:17,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:17,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:17,754 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:17,755 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-08-26 08:45:17,756 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:17,759 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,780 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,781 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,789 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,790 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,799 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,800 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,801 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,811 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,817 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,832 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,833 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,835 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,837 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,845 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,846 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:17,995 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 842) no Hoare annotation was computed. [2021-08-26 08:45:17,995 INFO L857 garLoopResultBuilder]: For program point L300(lines 300 304) no Hoare annotation was computed. [2021-08-26 08:45:17,995 INFO L857 garLoopResultBuilder]: For program point L300-1(lines 300 304) no Hoare annotation was computed. [2021-08-26 08:45:17,996 INFO L853 garLoopResultBuilder]: At program point L416(lines 411 419) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:17,996 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:17,996 INFO L857 garLoopResultBuilder]: For program point L450(lines 450 467) no Hoare annotation was computed. [2021-08-26 08:45:17,996 INFO L853 garLoopResultBuilder]: At program point L450-1(lines 1 925) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~2 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-08-26 08:45:17,996 INFO L857 garLoopResultBuilder]: For program point L450-2(lines 450 467) no Hoare annotation was computed. [2021-08-26 08:45:17,996 INFO L853 garLoopResultBuilder]: At program point L450-3(lines 1 925) the Hoare annotation is: false [2021-08-26 08:45:17,996 INFO L857 garLoopResultBuilder]: For program point L450-4(lines 450 467) no Hoare annotation was computed. [2021-08-26 08:45:17,997 INFO L853 garLoopResultBuilder]: At program point L450-5(lines 1 925) the Hoare annotation is: false [2021-08-26 08:45:17,997 INFO L857 garLoopResultBuilder]: For program point L236(lines 236 242) no Hoare annotation was computed. [2021-08-26 08:45:17,998 INFO L853 garLoopResultBuilder]: At program point L236-1(lines 236 242) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~2 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-08-26 08:45:17,998 INFO L853 garLoopResultBuilder]: At program point L71(lines 71 77) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,000 INFO L853 garLoopResultBuilder]: At program point L71-1(lines 71 77) the Hoare annotation is: false [2021-08-26 08:45:18,001 INFO L853 garLoopResultBuilder]: At program point L71-2(lines 71 77) the Hoare annotation is: false [2021-08-26 08:45:18,001 INFO L857 garLoopResultBuilder]: For program point L865(lines 865 869) no Hoare annotation was computed. [2021-08-26 08:45:18,002 INFO L853 garLoopResultBuilder]: At program point L140(lines 133 143) the Hoare annotation is: false [2021-08-26 08:45:18,003 INFO L853 garLoopResultBuilder]: At program point L140-1(lines 133 143) the Hoare annotation is: false [2021-08-26 08:45:18,004 INFO L853 garLoopResultBuilder]: At program point L140-2(lines 133 143) the Hoare annotation is: false [2021-08-26 08:45:18,004 INFO L857 garLoopResultBuilder]: For program point L454(lines 454 464) no Hoare annotation was computed. [2021-08-26 08:45:18,004 INFO L857 garLoopResultBuilder]: For program point L454-2(lines 454 464) no Hoare annotation was computed. [2021-08-26 08:45:18,004 INFO L857 garLoopResultBuilder]: For program point L454-4(lines 454 464) no Hoare annotation was computed. [2021-08-26 08:45:18,005 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:18,005 INFO L857 garLoopResultBuilder]: For program point L256(lines 256 271) no Hoare annotation was computed. [2021-08-26 08:45:18,005 INFO L857 garLoopResultBuilder]: For program point L372(lines 372 379) no Hoare annotation was computed. [2021-08-26 08:45:18,005 INFO L860 garLoopResultBuilder]: At program point L372-1(lines 372 379) the Hoare annotation is: true [2021-08-26 08:45:18,009 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 461) no Hoare annotation was computed. [2021-08-26 08:45:18,009 INFO L857 garLoopResultBuilder]: For program point L455-2(lines 455 461) no Hoare annotation was computed. [2021-08-26 08:45:18,009 INFO L857 garLoopResultBuilder]: For program point L455-4(lines 455 461) no Hoare annotation was computed. [2021-08-26 08:45:18,010 INFO L853 garLoopResultBuilder]: At program point L439(lines 64 70) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,010 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 842) no Hoare annotation was computed. [2021-08-26 08:45:18,010 INFO L853 garLoopResultBuilder]: At program point L439-1(lines 64 70) the Hoare annotation is: false [2021-08-26 08:45:18,010 INFO L853 garLoopResultBuilder]: At program point L439-2(lines 64 70) the Hoare annotation is: false [2021-08-26 08:45:18,011 INFO L857 garLoopResultBuilder]: For program point L853(lines 853 857) no Hoare annotation was computed. [2021-08-26 08:45:18,011 INFO L857 garLoopResultBuilder]: For program point L853-3(lines 853 857) no Hoare annotation was computed. [2021-08-26 08:45:18,011 INFO L857 garLoopResultBuilder]: For program point L853-6(lines 853 857) no Hoare annotation was computed. [2021-08-26 08:45:18,011 INFO L857 garLoopResultBuilder]: For program point L193(lines 193 199) no Hoare annotation was computed. [2021-08-26 08:45:18,011 INFO L853 garLoopResultBuilder]: At program point L193-1(lines 193 199) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,011 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:18,011 INFO L853 garLoopResultBuilder]: At program point L408(lines 1 925) the Hoare annotation is: (and (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:18,011 INFO L853 garLoopResultBuilder]: At program point L276(lines 225 277) the Hoare annotation is: false [2021-08-26 08:45:18,012 INFO L857 garLoopResultBuilder]: For program point L227(lines 226 275) no Hoare annotation was computed. [2021-08-26 08:45:18,012 INFO L857 garLoopResultBuilder]: For program point L228(lines 228 232) no Hoare annotation was computed. [2021-08-26 08:45:18,012 INFO L857 garLoopResultBuilder]: For program point L96(lines 96 113) no Hoare annotation was computed. [2021-08-26 08:45:18,012 INFO L857 garLoopResultBuilder]: For program point L96-1(lines 96 113) no Hoare annotation was computed. [2021-08-26 08:45:18,012 INFO L857 garLoopResultBuilder]: For program point L96-2(lines 96 113) no Hoare annotation was computed. [2021-08-26 08:45:18,012 INFO L853 garLoopResultBuilder]: At program point L922(lines 917 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,012 INFO L853 garLoopResultBuilder]: At program point L922-1(lines 917 925) the Hoare annotation is: false [2021-08-26 08:45:18,013 INFO L853 garLoopResultBuilder]: At program point L344(lines 340 346) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:18,013 INFO L853 garLoopResultBuilder]: At program point L922-2(lines 917 925) the Hoare annotation is: false [2021-08-26 08:45:18,013 INFO L853 garLoopResultBuilder]: At program point L64(lines 60 82) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,013 INFO L853 garLoopResultBuilder]: At program point L64-1(lines 60 82) the Hoare annotation is: false [2021-08-26 08:45:18,013 INFO L853 garLoopResultBuilder]: At program point L64-2(lines 60 82) the Hoare annotation is: false [2021-08-26 08:45:18,014 INFO L853 garLoopResultBuilder]: At program point L890(lines 885 893) the Hoare annotation is: false [2021-08-26 08:45:18,014 INFO L853 garLoopResultBuilder]: At program point L890-1(lines 885 893) the Hoare annotation is: false [2021-08-26 08:45:18,014 INFO L853 garLoopResultBuilder]: At program point L890-2(lines 885 893) the Hoare annotation is: false [2021-08-26 08:45:18,014 INFO L857 garLoopResultBuilder]: For program point L246(lines 246 252) no Hoare annotation was computed. [2021-08-26 08:45:18,014 INFO L853 garLoopResultBuilder]: At program point L246-1(lines 246 252) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 0)) (.cse1 (= ~pumpRunning~0 0)) (.cse2 (= ULTIMATE.start_main_~tmp~2 1)) (.cse3 (= |ULTIMATE.start_valid_product_#res| 1))) (or (and .cse0 .cse1 .cse2 (= |ULTIMATE.start_isPumpRunning_#res| 0) .cse3) (and .cse0 .cse1 .cse2 .cse3 (not (= 0 ~systemActive~0))))) [2021-08-26 08:45:18,014 INFO L853 garLoopResultBuilder]: At program point L296-2(lines 296 310) the Hoare annotation is: false [2021-08-26 08:45:18,014 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:18,015 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 842) no Hoare annotation was computed. [2021-08-26 08:45:18,015 INFO L853 garLoopResultBuilder]: At program point L429(lines 424 431) the Hoare annotation is: (and (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_valid_product_#res| 1) (not (= 0 ~systemActive~0))) [2021-08-26 08:45:18,015 INFO L857 garLoopResultBuilder]: For program point L842(line 842) no Hoare annotation was computed. [2021-08-26 08:45:18,015 INFO L857 garLoopResultBuilder]: For program point L842-1(line 842) no Hoare annotation was computed. [2021-08-26 08:45:18,015 INFO L857 garLoopResultBuilder]: For program point L297(line 297) no Hoare annotation was computed. [2021-08-26 08:45:18,015 INFO L857 garLoopResultBuilder]: For program point L264(lines 264 270) no Hoare annotation was computed. [2021-08-26 08:45:18,016 INFO L857 garLoopResultBuilder]: For program point L842-2(line 842) no Hoare annotation was computed. [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L264-1(lines 1 925) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L149(lines 144 152) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L149-1(lines 144 152) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= ULTIMATE.start_main_~tmp~2 1) (= |ULTIMATE.start_isPumpRunning_#res| 0) (= |ULTIMATE.start_valid_product_#res| 1)) [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L149-2(lines 144 152) the Hoare annotation is: false [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L149-3(lines 144 152) the Hoare annotation is: false [2021-08-26 08:45:18,017 INFO L853 garLoopResultBuilder]: At program point L149-4(lines 144 152) the Hoare annotation is: false [2021-08-26 08:45:18,018 INFO L853 garLoopResultBuilder]: At program point L149-5(lines 144 152) the Hoare annotation is: false [2021-08-26 08:45:18,018 INFO L857 garLoopResultBuilder]: For program point L100(lines 100 108) no Hoare annotation was computed. [2021-08-26 08:45:18,018 INFO L857 garLoopResultBuilder]: For program point L100-1(lines 100 108) no Hoare annotation was computed. [2021-08-26 08:45:18,018 INFO L857 garLoopResultBuilder]: For program point L100-2(lines 100 108) no Hoare annotation was computed. [2021-08-26 08:45:18,018 INFO L860 garLoopResultBuilder]: At program point L381(lines 362 384) the Hoare annotation is: true [2021-08-26 08:45:18,018 INFO L857 garLoopResultBuilder]: For program point L877(lines 877 881) no Hoare annotation was computed. [2021-08-26 08:45:18,022 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:18,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:18 BoogieIcfgContainer [2021-08-26 08:45:18,046 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:18,047 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:18,047 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:18,047 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:18,047 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:17" (3/4) ... [2021-08-26 08:45:18,049 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:18,057 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:18,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:18,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:18,058 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:18,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:18,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:18,059 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((pumpRunning == 0 && tmp == 1) && \result == 1) && !(0 == systemActive) [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:18,074 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,075 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,076 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,076 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 [2021-08-26 08:45:18,098 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:18,099 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:18,100 INFO L168 Benchmark]: Toolchain (without parser) took 2288.94 ms. Allocated memory was 52.4 MB in the beginning and 100.7 MB in the end (delta: 48.2 MB). Free memory was 28.5 MB in the beginning and 68.6 MB in the end (delta: -40.1 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,100 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:18,101 INFO L168 Benchmark]: CACSL2BoogieTranslator took 424.42 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 28.3 MB in the beginning and 53.2 MB in the end (delta: -24.9 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,101 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.78 ms. Allocated memory is still 77.6 MB. Free memory was 53.0 MB in the beginning and 49.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,101 INFO L168 Benchmark]: Boogie Preprocessor took 53.20 ms. Allocated memory is still 77.6 MB. Free memory was 49.9 MB in the beginning and 47.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,102 INFO L168 Benchmark]: RCFGBuilder took 673.84 ms. Allocated memory is still 77.6 MB. Free memory was 47.7 MB in the beginning and 57.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,102 INFO L168 Benchmark]: TraceAbstraction took 1012.99 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 57.4 MB in the beginning and 76.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,102 INFO L168 Benchmark]: Witness Printer took 52.03 ms. Allocated memory is still 100.7 MB. Free memory was 75.5 MB in the beginning and 68.6 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:18,104 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 52.4 MB. Free memory was 34.7 MB in the beginning and 34.6 MB in the end (delta: 38.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 424.42 ms. Allocated memory was 52.4 MB in the beginning and 77.6 MB in the end (delta: 25.2 MB). Free memory was 28.3 MB in the beginning and 53.2 MB in the end (delta: -24.9 MB). Peak memory consumption was 7.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.78 ms. Allocated memory is still 77.6 MB. Free memory was 53.0 MB in the beginning and 49.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.20 ms. Allocated memory is still 77.6 MB. Free memory was 49.9 MB in the beginning and 47.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 673.84 ms. Allocated memory is still 77.6 MB. Free memory was 47.7 MB in the beginning and 57.9 MB in the end (delta: -10.1 MB). Peak memory consumption was 18.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1012.99 ms. Allocated memory was 77.6 MB in the beginning and 100.7 MB in the end (delta: 23.1 MB). Free memory was 57.4 MB in the beginning and 76.2 MB in the end (delta: -18.8 MB). Peak memory consumption was 38.9 MB. Max. memory is 16.1 GB. * Witness Printer took 52.03 ms. Allocated memory is still 100.7 MB. Free memory was 75.5 MB in the beginning and 68.6 MB in the end (delta: 6.9 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 842]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 842]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 842]: 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 1 procedures, 80 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 942.6ms, OverallIterations: 4, TraceHistogramMax: 1, EmptinessCheckTime: 11.4ms, AutomataDifference: 185.1ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 239.7ms, InitialAbstractionConstructionTime: 9.8ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 277 SDtfs, 325 SDslu, 116 SDs, 0 SdLazy, 33 SolverSat, 8 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 48.8ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 22 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 54.3ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=80occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 37.2ms AutomataMinimizationTime, 4 MinimizatonAttempts, 4 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 39 LocationsWithAnnotation, 39 PreInvPairs, 85 NumberOfFragments, 295 HoareAnnotationTreeSize, 39 FomulaSimplifications, 643 FormulaSimplificationTreeSizeReduction, 87.6ms HoareSimplificationTime, 39 FomulaSimplificationsInter, 17 FormulaSimplificationTreeSizeReductionInter, 143.4ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 18.4ms SsaConstructionTime, 113.8ms SatisfiabilityAnalysisTime, 183.6ms InterpolantComputationTime, 92 NumberOfCodeBlocks, 92 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 88 ConstructedInterpolants, 0 QuantifiedInterpolants, 156 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 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 3 specifications checked. All of them hold - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 296]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 && !(0 == systemActive) - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 372]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 424]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 411]: Loop Invariant Derived loop invariant: (pumpRunning == 0 && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 246]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 133]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 64]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 144]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1 - InvariantResult [Line: 71]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 340]: Loop Invariant Derived loop invariant: ((pumpRunning == 0 && tmp == 1) && \result == 1) && !(0 == systemActive) - InvariantResult [Line: 236]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 0) && \result == 1) || ((((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1) && !(0 == systemActive)) - InvariantResult [Line: 193]: Loop Invariant Derived loop invariant: ((splverifierCounter == 0 && pumpRunning == 0) && tmp == 1) && \result == 1 - InvariantResult [Line: 917]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 362]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:18,139 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...