./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product11.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_product11.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 2aecaafd474dd8c3ac5a8f35c72875e222b5af60 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ 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 08:45:15,997 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-26 08:45:16,000 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-26 08:45:16,041 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-26 08:45:16,041 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-26 08:45:16,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-26 08:45:16,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-26 08:45:16,051 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-26 08:45:16,054 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-26 08:45:16,058 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-26 08:45:16,059 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-26 08:45:16,062 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-26 08:45:16,063 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-26 08:45:16,065 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-26 08:45:16,067 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-26 08:45:16,070 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-26 08:45:16,071 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-26 08:45:16,072 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-26 08:45:16,076 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-26 08:45:16,082 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-26 08:45:16,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-26 08:45:16,085 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-26 08:45:16,087 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-26 08:45:16,088 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-26 08:45:16,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-26 08:45:16,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-26 08:45:16,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-26 08:45:16,102 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-26 08:45:16,103 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-26 08:45:16,103 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-26 08:45:16,104 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-26 08:45:16,104 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-26 08:45:16,106 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-26 08:45:16,107 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-26 08:45:16,108 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-26 08:45:16,108 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-26 08:45:16,109 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-26 08:45:16,109 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-26 08:45:16,109 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-26 08:45:16,110 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-26 08:45:16,111 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-26 08:45:16,115 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-26 08:45:16,139 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-26 08:45:16,142 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-26 08:45:16,143 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-26 08:45:16,143 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-26 08:45:16,145 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-26 08:45:16,145 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-26 08:45:16,145 INFO L138 SettingsManager]: * Use SBE=true [2021-08-26 08:45:16,145 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-26 08:45:16,146 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-26 08:45:16,146 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-26 08:45:16,146 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-26 08:45:16,146 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-26 08:45:16,147 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-26 08:45:16,148 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-26 08:45:16,148 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-26 08:45:16,148 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-26 08:45:16,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-26 08:45:16,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:16,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-26 08:45:16,149 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-26 08:45:16,149 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-26 08:45:16,149 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-26 08:45:16,149 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-26 08:45:16,149 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-26 08:45:16,150 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-26 08:45:16,150 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aecaafd474dd8c3ac5a8f35c72875e222b5af60 [2021-08-26 08:45:16,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-26 08:45:16,503 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-26 08:45:16,506 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-26 08:45:16,507 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-26 08:45:16,508 INFO L275 PluginConnector]: CDTParser initialized [2021-08-26 08:45:16,509 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2021-08-26 08:45:16,564 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e04ce3b/de190906832a48428e3bfe70f8ddcd90/FLAG1be601206 [2021-08-26 08:45:17,025 INFO L306 CDTParser]: Found 1 translation units. [2021-08-26 08:45:17,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product11.cil.c [2021-08-26 08:45:17,037 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e04ce3b/de190906832a48428e3bfe70f8ddcd90/FLAG1be601206 [2021-08-26 08:45:17,371 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e04ce3b/de190906832a48428e3bfe70f8ddcd90 [2021-08-26 08:45:17,373 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-26 08:45:17,374 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-26 08:45:17,375 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:17,375 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-26 08:45:17,387 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-26 08:45:17,388 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,389 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69af00bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17, skipping insertion in model container [2021-08-26 08:45:17,389 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,396 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-26 08:45:17,441 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-26 08:45:17,557 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_product11.cil.c[2483,2496] [2021-08-26 08:45:17,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:17,697 INFO L203 MainTranslator]: Completed pre-run [2021-08-26 08:45:17,712 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_product11.cil.c[2483,2496] [2021-08-26 08:45:17,751 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-26 08:45:17,766 INFO L208 MainTranslator]: Completed translation [2021-08-26 08:45:17,766 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17 WrapperNode [2021-08-26 08:45:17,766 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-26 08:45:17,767 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:17,768 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-26 08:45:17,768 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-26 08:45:17,774 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,787 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,816 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-26 08:45:17,817 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-26 08:45:17,818 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-26 08:45:17,818 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-26 08:45:17,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,828 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,829 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,835 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,840 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,842 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,845 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-26 08:45:17,846 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-26 08:45:17,846 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-26 08:45:17,846 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-26 08:45:17,847 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (1/1) ... [2021-08-26 08:45:17,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-26 08:45:17,859 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-26 08:45:17,870 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 08:45:17,896 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 08:45:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-26 08:45:17,914 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-26 08:45:17,916 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-26 08:45:17,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-26 08:45:18,564 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-26 08:45:18,564 INFO L299 CfgBuilder]: Removed 84 assume(true) statements. [2021-08-26 08:45:18,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:18 BoogieIcfgContainer [2021-08-26 08:45:18,566 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-26 08:45:18,568 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-26 08:45:18,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-26 08:45:18,570 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-26 08:45:18,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 26.08 08:45:17" (1/3) ... [2021-08-26 08:45:18,571 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61392a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:18, skipping insertion in model container [2021-08-26 08:45:18,571 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.08 08:45:17" (2/3) ... [2021-08-26 08:45:18,572 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61392a0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 26.08 08:45:18, skipping insertion in model container [2021-08-26 08:45:18,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:18" (3/3) ... [2021-08-26 08:45:18,573 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product11.cil.c [2021-08-26 08:45:18,578 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-26 08:45:18,578 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-26 08:45:18,617 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-26 08:45:18,622 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 08:45:18,623 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-26 08:45:18,637 INFO L276 IsEmpty]: Start isEmpty. Operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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 08:45:18,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-26 08:45:18,641 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:18,641 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 08:45:18,642 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 08:45:18,649 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:18,649 INFO L82 PathProgramCache]: Analyzing trace with hash 1162600084, now seen corresponding path program 1 times [2021-08-26 08:45:18,661 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:18,661 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1477909373] [2021-08-26 08:45:18,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:18,662 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:18,923 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 08:45:18,923 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:18,923 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1477909373] [2021-08-26 08:45:18,924 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1477909373] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:18,925 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:18,925 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-26 08:45:18,934 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [183042830] [2021-08-26 08:45:18,943 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-26 08:45:18,945 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:18,958 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-26 08:45:18,959 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-26 08:45:18,962 INFO L87 Difference]: Start difference. First operand has 68 states, 64 states have (on average 1.546875) internal successors, (99), 67 states have internal predecessors, (99), 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 08:45:18,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:18,992 INFO L93 Difference]: Finished difference Result 129 states and 190 transitions. [2021-08-26 08:45:18,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-26 08:45:18,994 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 08:45:18,994 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:19,002 INFO L225 Difference]: With dead ends: 129 [2021-08-26 08:45:19,003 INFO L226 Difference]: Without dead ends: 64 [2021-08-26 08:45:19,006 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 08:45:19,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-08-26 08:45:19,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-08-26 08:45:19,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 64 states, 61 states have (on average 1.4262295081967213) internal successors, (87), 63 states have internal predecessors, (87), 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 08:45:19,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2021-08-26 08:45:19,046 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2021-08-26 08:45:19,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:19,047 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2021-08-26 08:45:19,047 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 08:45:19,047 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2021-08-26 08:45:19,049 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-26 08:45:19,049 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:19,049 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 08:45:19,049 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-26 08:45:19,050 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 08:45:19,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:19,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1326347659, now seen corresponding path program 1 times [2021-08-26 08:45:19,053 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:19,053 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1946871500] [2021-08-26 08:45:19,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:19,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:19,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:19,170 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 08:45:19,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:19,171 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1946871500] [2021-08-26 08:45:19,171 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1946871500] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:19,171 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:19,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-26 08:45:19,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1127907675] [2021-08-26 08:45:19,174 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-26 08:45:19,174 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:19,177 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-26 08:45:19,177 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:19,177 INFO L87 Difference]: Start difference. First operand 64 states and 87 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 08:45:19,212 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:19,212 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2021-08-26 08:45:19,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-26 08:45:19,213 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 08:45:19,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:19,214 INFO L225 Difference]: With dead ends: 64 [2021-08-26 08:45:19,214 INFO L226 Difference]: Without dead ends: 33 [2021-08-26 08:45:19,215 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.8ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-26 08:45:19,215 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-08-26 08:45:19,218 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-08-26 08:45:19,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 33 states, 32 states have (on average 1.40625) internal successors, (45), 32 states have internal predecessors, (45), 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 08:45:19,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-08-26 08:45:19,219 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2021-08-26 08:45:19,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:19,219 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-08-26 08:45:19,220 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 08:45:19,220 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-08-26 08:45:19,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-26 08:45:19,224 INFO L504 BasicCegarLoop]: Found error trace [2021-08-26 08:45:19,224 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 08:45:19,224 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-26 08:45:19,225 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 08:45:19,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-26 08:45:19,225 INFO L82 PathProgramCache]: Analyzing trace with hash -1302811676, now seen corresponding path program 1 times [2021-08-26 08:45:19,226 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-26 08:45:19,226 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1108263382] [2021-08-26 08:45:19,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-26 08:45:19,226 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-26 08:45:19,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-26 08:45:19,332 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 08:45:19,333 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-26 08:45:19,333 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1108263382] [2021-08-26 08:45:19,334 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1108263382] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-26 08:45:19,335 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-26 08:45:19,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-26 08:45:19,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060758695] [2021-08-26 08:45:19,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-26 08:45:19,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-26 08:45:19,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-26 08:45:19,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-26 08:45:19,340 INFO L87 Difference]: Start difference. First operand 33 states and 45 transitions. Second operand has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 08:45:19,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-26 08:45:19,408 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-08-26 08:45:19,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-26 08:45:19,410 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 08:45:19,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-26 08:45:19,410 INFO L225 Difference]: With dead ends: 87 [2021-08-26 08:45:19,410 INFO L226 Difference]: Without dead ends: 0 [2021-08-26 08:45:19,412 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 24.6ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-26 08:45:19,412 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-26 08:45:19,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-26 08:45:19,413 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 08:45:19,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-26 08:45:19,413 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-08-26 08:45:19,413 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-26 08:45:19,413 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-26 08:45:19,413 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.2) internal successors, (26), 4 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 08:45:19,414 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-26 08:45:19,414 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-26 08:45:19,416 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:19,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:19,417 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-08-26 08:45:19,417 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-26 08:45:19,419 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-26 08:45:19,422 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,446 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,456 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,457 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,458 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,462 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,463 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,464 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,466 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,467 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,468 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,469 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,471 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,472 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,474 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,475 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,479 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,480 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,481 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,482 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-26 08:45:19,578 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,578 INFO L857 garLoopResultBuilder]: For program point L465(lines 465 478) no Hoare annotation was computed. [2021-08-26 08:45:19,578 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-26 08:45:19,579 INFO L853 garLoopResultBuilder]: At program point L483(lines 434 484) the Hoare annotation is: false [2021-08-26 08:45:19,579 INFO L857 garLoopResultBuilder]: For program point L153(lines 153 157) no Hoare annotation was computed. [2021-08-26 08:45:19,579 INFO L857 garLoopResultBuilder]: For program point L153-1(lines 153 157) no Hoare annotation was computed. [2021-08-26 08:45:19,579 INFO L857 garLoopResultBuilder]: For program point L54(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:45:19,580 INFO L857 garLoopResultBuilder]: For program point L54-3(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:45:19,580 INFO L857 garLoopResultBuilder]: For program point L54-6(lines 54 58) no Hoare annotation was computed. [2021-08-26 08:45:19,580 INFO L860 garLoopResultBuilder]: At program point L236(lines 217 239) the Hoare annotation is: true [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L864(lines 859 866) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L369(lines 364 372) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L369-1(lines 364 372) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L369-2(lines 364 372) the Hoare annotation is: false [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L369-3(lines 364 372) the Hoare annotation is: false [2021-08-26 08:45:19,581 INFO L853 garLoopResultBuilder]: At program point L369-4(lines 364 372) the Hoare annotation is: false [2021-08-26 08:45:19,582 INFO L853 garLoopResultBuilder]: At program point L369-5(lines 364 372) the Hoare annotation is: false [2021-08-26 08:45:19,582 INFO L857 garLoopResultBuilder]: For program point L436(lines 435 482) no Hoare annotation was computed. [2021-08-26 08:45:19,582 INFO L853 garLoopResultBuilder]: At program point L271(lines 266 274) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-26 08:45:19,582 INFO L853 garLoopResultBuilder]: At program point L123(lines 118 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,584 INFO L853 garLoopResultBuilder]: At program point L123-1(lines 118 126) the Hoare annotation is: false [2021-08-26 08:45:19,584 INFO L853 garLoopResultBuilder]: At program point L123-2(lines 118 126) the Hoare annotation is: false [2021-08-26 08:45:19,584 INFO L857 garLoopResultBuilder]: For program point L437(lines 437 441) no Hoare annotation was computed. [2021-08-26 08:45:19,584 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-26 08:45:19,585 INFO L857 garLoopResultBuilder]: For program point L471(lines 471 477) no Hoare annotation was computed. [2021-08-26 08:45:19,585 INFO L853 garLoopResultBuilder]: At program point L471-1(lines 471 477) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-26 08:45:19,585 INFO L857 garLoopResultBuilder]: For program point L455(lines 455 461) no Hoare annotation was computed. [2021-08-26 08:45:19,585 INFO L853 garLoopResultBuilder]: At program point L455-1(lines 455 461) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-26 08:45:19,585 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,586 INFO L857 garLoopResultBuilder]: For program point L885(lines 885 902) no Hoare annotation was computed. [2021-08-26 08:45:19,586 INFO L853 garLoopResultBuilder]: At program point L885-1(lines 1 905) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-26 08:45:19,586 INFO L857 garLoopResultBuilder]: For program point L885-2(lines 885 902) no Hoare annotation was computed. [2021-08-26 08:45:19,586 INFO L853 garLoopResultBuilder]: At program point L885-3(lines 1 905) the Hoare annotation is: false [2021-08-26 08:45:19,586 INFO L857 garLoopResultBuilder]: For program point L885-4(lines 885 902) no Hoare annotation was computed. [2021-08-26 08:45:19,587 INFO L853 garLoopResultBuilder]: At program point L885-5(lines 1 905) the Hoare annotation is: false [2021-08-26 08:45:19,587 INFO L853 garLoopResultBuilder]: At program point L292(lines 288 310) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,587 INFO L853 garLoopResultBuilder]: At program point L292-1(lines 288 310) the Hoare annotation is: false [2021-08-26 08:45:19,587 INFO L853 garLoopResultBuilder]: At program point L292-2(lines 288 310) the Hoare annotation is: false [2021-08-26 08:45:19,588 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-26 08:45:19,588 INFO L857 garLoopResultBuilder]: For program point L78(lines 78 82) no Hoare annotation was computed. [2021-08-26 08:45:19,588 INFO L857 garLoopResultBuilder]: For program point L227(lines 227 234) no Hoare annotation was computed. [2021-08-26 08:45:19,588 INFO L860 garLoopResultBuilder]: At program point L227-1(lines 227 234) the Hoare annotation is: true [2021-08-26 08:45:19,589 INFO L857 garLoopResultBuilder]: For program point L889(lines 889 899) no Hoare annotation was computed. [2021-08-26 08:45:19,589 INFO L857 garLoopResultBuilder]: For program point L889-2(lines 889 899) no Hoare annotation was computed. [2021-08-26 08:45:19,589 INFO L857 garLoopResultBuilder]: For program point L889-4(lines 889 899) no Hoare annotation was computed. [2021-08-26 08:45:19,590 INFO L857 garLoopResultBuilder]: For program point L890(lines 890 896) no Hoare annotation was computed. [2021-08-26 08:45:19,590 INFO L857 garLoopResultBuilder]: For program point L890-2(lines 890 896) no Hoare annotation was computed. [2021-08-26 08:45:19,590 INFO L857 garLoopResultBuilder]: For program point L890-4(lines 890 896) no Hoare annotation was computed. [2021-08-26 08:45:19,590 INFO L853 garLoopResultBuilder]: At program point L874(lines 292 298) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,590 INFO L853 garLoopResultBuilder]: At program point L874-1(lines 292 298) the Hoare annotation is: false [2021-08-26 08:45:19,591 INFO L853 garLoopResultBuilder]: At program point L874-2(lines 292 298) the Hoare annotation is: false [2021-08-26 08:45:19,591 INFO L853 garLoopResultBuilder]: At program point L263(lines 1 905) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-26 08:45:19,591 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-26 08:45:19,594 INFO L857 garLoopResultBuilder]: For program point L445(lines 445 451) no Hoare annotation was computed. [2021-08-26 08:45:19,595 INFO L853 garLoopResultBuilder]: At program point L445-1(lines 445 451) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-26 08:45:19,595 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,595 INFO L853 garLoopResultBuilder]: At program point L198(lines 194 200) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-26 08:45:19,595 INFO L857 garLoopResultBuilder]: For program point L132(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,596 INFO L857 garLoopResultBuilder]: For program point L132-1(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,596 INFO L857 garLoopResultBuilder]: For program point L66(lines 66 70) no Hoare annotation was computed. [2021-08-26 08:45:19,596 INFO L857 garLoopResultBuilder]: For program point L132-2(line 132) no Hoare annotation was computed. [2021-08-26 08:45:19,596 INFO L857 garLoopResultBuilder]: For program point L413(lines 413 419) no Hoare annotation was computed. [2021-08-26 08:45:19,596 INFO L853 garLoopResultBuilder]: At program point L413-1(lines 413 419) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-26 08:45:19,597 INFO L853 garLoopResultBuilder]: At program point L149-2(lines 149 163) the Hoare annotation is: false [2021-08-26 08:45:19,600 INFO L857 garLoopResultBuilder]: For program point L150(line 150) no Hoare annotation was computed. [2021-08-26 08:45:19,600 INFO L853 garLoopResultBuilder]: At program point L299(lines 299 305) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-26 08:45:19,601 INFO L853 garLoopResultBuilder]: At program point L299-1(lines 299 305) the Hoare annotation is: false [2021-08-26 08:45:19,601 INFO L853 garLoopResultBuilder]: At program point L299-2(lines 299 305) the Hoare annotation is: false [2021-08-26 08:45:19,604 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-26 08:45:19,630 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 26.08 08:45:19 BoogieIcfgContainer [2021-08-26 08:45:19,631 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-26 08:45:19,632 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-26 08:45:19,632 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-26 08:45:19,633 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-26 08:45:19,639 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 26.08 08:45:18" (3/4) ... [2021-08-26 08:45:19,641 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-26 08:45:19,656 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-26 08:45:19,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-26 08:45:19,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-26 08:45:19,657 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-26 08:45:19,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-26 08:45:19,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:19,658 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-26 08:45:19,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,679 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,680 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,681 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-26 08:45:19,703 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-26 08:45:19,703 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-26 08:45:19,705 INFO L168 Benchmark]: Toolchain (without parser) took 2330.14 ms. Allocated memory was 65.0 MB in the beginning and 98.6 MB in the end (delta: 33.6 MB). Free memory was 44.9 MB in the beginning and 67.7 MB in the end (delta: -22.8 MB). Peak memory consumption was 10.9 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,705 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory was 45.8 MB in the beginning and 45.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-08-26 08:45:19,705 INFO L168 Benchmark]: CACSL2BoogieTranslator took 391.51 ms. Allocated memory is still 65.0 MB. Free memory was 44.7 MB in the beginning and 42.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,706 INFO L168 Benchmark]: Boogie Procedure Inliner took 49.31 ms. Allocated memory is still 65.0 MB. Free memory was 42.2 MB in the beginning and 39.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,706 INFO L168 Benchmark]: Boogie Preprocessor took 27.85 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 37.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,706 INFO L168 Benchmark]: RCFGBuilder took 720.40 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 37.5 MB in the beginning and 46.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,706 INFO L168 Benchmark]: TraceAbstraction took 1063.40 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 46.3 MB in the beginning and 74.0 MB in the end (delta: -27.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,706 INFO L168 Benchmark]: Witness Printer took 70.76 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 67.7 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2021-08-26 08:45:19,708 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 65.0 MB. Free memory was 45.8 MB in the beginning and 45.8 MB in the end (delta: 44.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 391.51 ms. Allocated memory is still 65.0 MB. Free memory was 44.7 MB in the beginning and 42.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 14.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 49.31 ms. Allocated memory is still 65.0 MB. Free memory was 42.2 MB in the beginning and 39.4 MB in the end (delta: 2.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 27.85 ms. Allocated memory is still 65.0 MB. Free memory was 39.4 MB in the beginning and 37.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 720.40 ms. Allocated memory was 65.0 MB in the beginning and 81.8 MB in the end (delta: 16.8 MB). Free memory was 37.5 MB in the beginning and 46.8 MB in the end (delta: -9.3 MB). Peak memory consumption was 23.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 1063.40 ms. Allocated memory was 81.8 MB in the beginning and 98.6 MB in the end (delta: 16.8 MB). Free memory was 46.3 MB in the beginning and 74.0 MB in the end (delta: -27.7 MB). Peak memory consumption was 19.5 MB. Max. memory is 16.1 GB. * Witness Printer took 70.76 ms. Allocated memory is still 98.6 MB. Free memory was 74.0 MB in the beginning and 67.7 MB in the end (delta: 6.3 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: 132]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 132]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 132]: 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, 68 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 989.5ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 13.3ms, AutomataDifference: 173.7ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 159.9ms, InitialAbstractionConstructionTime: 9.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 205 SDtfs, 104 SDslu, 78 SDs, 0 SdLazy, 24 SolverSat, 5 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 50.2ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 29.5ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=68occurred in iteration=0, InterpolantAutomatonStates: 10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 33.4ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 60 NumberOfFragments, 125 HoareAnnotationTreeSize, 33 FomulaSimplifications, 176 FormulaSimplificationTreeSizeReduction, 61.2ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 88.9ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 23.2ms SsaConstructionTime, 195.4ms SatisfiabilityAnalysisTime, 204.0ms InterpolantComputationTime, 65 NumberOfCodeBlocks, 65 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 62 ConstructedInterpolants, 0 QuantifiedInterpolants, 112 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 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: 434]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 471]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 445]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 859]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 364]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 149]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 455]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 413]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 217]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 118]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 299]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-26 08:45:19,744 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...