./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5fbdf5bf 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_product04.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 9e415830c99866fa2d78d65d6e223b9265a4de47 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-wip.dd.seqcomp-5fbdf5b [2021-08-29 16:16:52,127 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:16:52,130 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:16:52,168 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:16:52,168 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:16:52,172 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:16:52,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:16:52,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:16:52,185 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:16:52,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:16:52,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:16:52,194 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:16:52,195 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:16:52,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:16:52,198 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:16:52,201 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:16:52,202 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:16:52,203 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:16:52,205 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:16:52,210 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:16:52,212 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:16:52,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:16:52,214 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:16:52,215 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:16:52,221 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:16:52,222 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:16:52,222 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:16:52,224 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:16:52,224 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:16:52,225 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:16:52,225 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:16:52,226 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:16:52,228 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:16:52,228 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:16:52,229 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:16:52,230 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:16:52,230 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:16:52,231 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:16:52,231 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:16:52,232 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:16:52,233 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:16:52,237 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:16:52,272 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:16:52,272 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:16:52,273 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:16:52,273 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:16:52,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:16:52,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:16:52,275 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:16:52,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:16:52,276 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:16:52,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:16:52,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:16:52,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:16:52,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:16:52,277 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:16:52,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:16:52,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:16:52,278 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:16:52,278 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:16:52,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:16:52,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:16:52,279 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:16:52,279 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:16:52,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:52,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:16:52,280 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:16:52,280 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:16:52,280 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:16:52,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:16:52,281 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:16:52,281 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:16:52,281 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9e415830c99866fa2d78d65d6e223b9265a4de47 [2021-08-29 16:16:52,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:16:52,653 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:16:52,655 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:16:52,657 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:16:52,657 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:16:52,658 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-08-29 16:16:52,710 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9459a0715/c245262c8542449b8c0739c6e70ff87c/FLAG464850add [2021-08-29 16:16:53,182 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:16:53,183 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product04.cil.c [2021-08-29 16:16:53,192 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9459a0715/c245262c8542449b8c0739c6e70ff87c/FLAG464850add [2021-08-29 16:16:53,681 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9459a0715/c245262c8542449b8c0739c6e70ff87c [2021-08-29 16:16:53,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:16:53,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:16:53,690 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:53,690 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:16:53,693 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:16:53,694 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:53" (1/1) ... [2021-08-29 16:16:53,695 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2a75bf75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:53, skipping insertion in model container [2021-08-29 16:16:53,695 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:53" (1/1) ... [2021-08-29 16:16:53,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:16:53,750 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:16:53,985 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_product04.cil.c[16667,16680] [2021-08-29 16:16:53,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:54,005 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:16:54,067 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_product04.cil.c[16667,16680] [2021-08-29 16:16:54,068 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:54,089 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:16:54,089 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54 WrapperNode [2021-08-29 16:16:54,090 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:54,092 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:54,092 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:16:54,092 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:16:54,097 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,120 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,165 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:54,165 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:16:54,166 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:16:54,166 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:16:54,172 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,172 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,183 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,188 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,194 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,219 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:16:54,221 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:16:54,221 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:16:54,221 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:16:54,222 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (1/1) ... [2021-08-29 16:16:54,228 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:54,237 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:16:54,250 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) [2021-08-29 16:16:54,276 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 [2021-08-29 16:16:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:16:54,294 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:16:54,295 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:16:54,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:16:54,715 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:16:54,715 INFO L299 CfgBuilder]: Removed 86 assume(true) statements. [2021-08-29 16:16:54,717 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:54 BoogieIcfgContainer [2021-08-29 16:16:54,717 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:16:54,718 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:16:54,718 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:16:54,721 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:16:54,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:16:53" (1/3) ... [2021-08-29 16:16:54,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95815c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:54, skipping insertion in model container [2021-08-29 16:16:54,722 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:54" (2/3) ... [2021-08-29 16:16:54,722 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@95815c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:54, skipping insertion in model container [2021-08-29 16:16:54,724 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:54" (3/3) ... [2021-08-29 16:16:54,725 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product04.cil.c [2021-08-29 16:16:54,729 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:16:54,729 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:16:54,765 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:16:54,771 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 [2021-08-29 16:16:54,771 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:16:54,784 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) [2021-08-29 16:16:54,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:16:54,789 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:54,789 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:54,789 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:54,794 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:54,794 INFO L82 PathProgramCache]: Analyzing trace with hash 21578229, now seen corresponding path program 1 times [2021-08-29 16:16:54,801 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:54,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1047930172] [2021-08-29 16:16:54,802 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:54,803 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:54,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:55,019 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:55,020 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:55,020 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1047930172] [2021-08-29 16:16:55,021 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1047930172] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:55,021 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:55,021 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:16:55,022 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901375504] [2021-08-29 16:16:55,026 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:16:55,027 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:55,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:16:55,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:55,065 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) [2021-08-29 16:16:55,314 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:55,314 INFO L93 Difference]: Finished difference Result 129 states and 190 transitions. [2021-08-29 16:16:55,317 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:16:55,318 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 [2021-08-29 16:16:55,318 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:55,324 INFO L225 Difference]: With dead ends: 129 [2021-08-29 16:16:55,324 INFO L226 Difference]: Without dead ends: 64 [2021-08-29 16:16:55,327 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.04ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:55,329 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 92 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 172.76ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 92 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.88ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 92 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 224.23ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:55,330 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 92 Unknown, 0 Unchecked, 0.88ms Time], IncrementalHoareTripleChecker [0 Valid, 92 Invalid, 0 Unknown, 0 Unchecked, 224.23ms Time] [2021-08-29 16:16:55,341 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2021-08-29 16:16:55,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 64. [2021-08-29 16:16:55,356 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) [2021-08-29 16:16:55,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2021-08-29 16:16:55,359 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 19 [2021-08-29 16:16:55,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:55,359 INFO L470 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2021-08-29 16:16:55,359 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) [2021-08-29 16:16:55,360 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2021-08-29 16:16:55,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-29 16:16:55,360 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:55,361 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-08-29 16:16:55,361 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:16:55,361 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:55,362 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:55,362 INFO L82 PathProgramCache]: Analyzing trace with hash 1827597782, now seen corresponding path program 1 times [2021-08-29 16:16:55,363 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:55,363 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [99683672] [2021-08-29 16:16:55,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:55,363 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:55,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:55,494 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:55,495 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:55,495 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [99683672] [2021-08-29 16:16:55,495 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [99683672] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:55,496 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:55,496 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:16:55,496 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1798203765] [2021-08-29 16:16:55,497 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:16:55,497 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:55,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:16:55,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:55,499 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) [2021-08-29 16:16:55,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:55,609 INFO L93 Difference]: Finished difference Result 64 states and 87 transitions. [2021-08-29 16:16:55,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:16:55,613 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 [2021-08-29 16:16:55,614 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:55,615 INFO L225 Difference]: With dead ends: 64 [2021-08-29 16:16:55,616 INFO L226 Difference]: Without dead ends: 33 [2021-08-29 16:16:55,617 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 3.19ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:55,618 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 37 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 51 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 72.33ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 51 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.63ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 51 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 99.75ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:55,620 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 0 Invalid, 51 Unknown, 0 Unchecked, 0.63ms Time], IncrementalHoareTripleChecker [0 Valid, 51 Invalid, 0 Unknown, 0 Unchecked, 99.75ms Time] [2021-08-29 16:16:55,621 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 33 states. [2021-08-29 16:16:55,625 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 33 to 33. [2021-08-29 16:16:55,626 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) [2021-08-29 16:16:55,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 33 states and 45 transitions. [2021-08-29 16:16:55,631 INFO L78 Accepts]: Start accepts. Automaton has 33 states and 45 transitions. Word has length 20 [2021-08-29 16:16:55,631 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:55,631 INFO L470 AbstractCegarLoop]: Abstraction has 33 states and 45 transitions. [2021-08-29 16:16:55,631 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) [2021-08-29 16:16:55,632 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 45 transitions. [2021-08-29 16:16:55,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:16:55,633 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:55,634 INFO L513 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] [2021-08-29 16:16:55,634 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:16:55,634 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-08-29 16:16:55,635 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:55,635 INFO L82 PathProgramCache]: Analyzing trace with hash 1851133765, now seen corresponding path program 1 times [2021-08-29 16:16:55,636 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:55,636 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [490323842] [2021-08-29 16:16:55,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:55,637 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:55,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:55,757 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-08-29 16:16:55,758 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:55,758 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [490323842] [2021-08-29 16:16:55,758 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [490323842] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:55,758 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:55,759 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:16:55,759 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1452590516] [2021-08-29 16:16:55,759 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:55,760 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:55,760 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:55,760 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:55,761 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) [2021-08-29 16:16:55,997 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:55,997 INFO L93 Difference]: Finished difference Result 87 states and 126 transitions. [2021-08-29 16:16:55,998 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:16:55,998 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 [2021-08-29 16:16:55,999 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:55,999 INFO L225 Difference]: With dead ends: 87 [2021-08-29 16:16:55,999 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:16:56,000 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 22.73ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:16:56,006 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 67 mSDsluCounter, 72 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 140.30ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 67 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 4.12ms SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 185.19ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:56,007 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [67 Valid, 0 Invalid, 169 Unknown, 0 Unchecked, 4.12ms Time], IncrementalHoareTripleChecker [5 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 185.19ms Time] [2021-08-29 16:16:56,008 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:16:56,009 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:16:56,009 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) [2021-08-29 16:16:56,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:16:56,009 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-08-29 16:16:56,010 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:56,010 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:16:56,010 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) [2021-08-29 16:16:56,010 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:16:56,010 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:16:56,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:16:56,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:16:56,013 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:16:56,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:16:56,017 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:16:56,021 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,029 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,033 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,039 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,040 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,041 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,044 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,049 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,050 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,051 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,052 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,053 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,054 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,058 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,059 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,061 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,062 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,065 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,067 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,068 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,069 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,075 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,076 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,077 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,079 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,085 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:56,162 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,162 INFO L858 garLoopResultBuilder]: For program point L680(lines 680 684) no Hoare annotation was computed. [2021-08-29 16:16:56,164 INFO L858 garLoopResultBuilder]: For program point L680-3(lines 680 684) no Hoare annotation was computed. [2021-08-29 16:16:56,164 INFO L858 garLoopResultBuilder]: For program point L680-6(lines 680 684) no Hoare annotation was computed. [2021-08-29 16:16:56,167 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:16:56,167 INFO L854 garLoopResultBuilder]: At program point L185(lines 181 203) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,167 INFO L854 garLoopResultBuilder]: At program point L185-1(lines 181 203) the Hoare annotation is: false [2021-08-29 16:16:56,168 INFO L854 garLoopResultBuilder]: At program point L185-2(lines 181 203) the Hoare annotation is: false [2021-08-29 16:16:56,168 INFO L854 garLoopResultBuilder]: At program point L813(lines 809 815) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:56,168 INFO L858 garLoopResultBuilder]: For program point L120(lines 120 126) no Hoare annotation was computed. [2021-08-29 16:16:56,168 INFO L854 garLoopResultBuilder]: At program point L120-1(lines 120 126) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:56,168 INFO L854 garLoopResultBuilder]: At program point L765-2(lines 765 779) the Hoare annotation is: false [2021-08-29 16:16:56,169 INFO L854 garLoopResultBuilder]: At program point L749(lines 744 752) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,169 INFO L854 garLoopResultBuilder]: At program point L749-1(lines 744 752) the Hoare annotation is: false [2021-08-29 16:16:56,169 INFO L854 garLoopResultBuilder]: At program point L749-2(lines 744 752) the Hoare annotation is: false [2021-08-29 16:16:56,169 INFO L858 garLoopResultBuilder]: For program point L72(lines 72 89) no Hoare annotation was computed. [2021-08-29 16:16:56,169 INFO L854 garLoopResultBuilder]: At program point L72-1(lines 1 896) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:56,169 INFO L858 garLoopResultBuilder]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2021-08-29 16:16:56,170 INFO L854 garLoopResultBuilder]: At program point L72-3(lines 1 896) the Hoare annotation is: false [2021-08-29 16:16:56,170 INFO L858 garLoopResultBuilder]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2021-08-29 16:16:56,170 INFO L854 garLoopResultBuilder]: At program point L72-5(lines 1 896) the Hoare annotation is: false [2021-08-29 16:16:56,170 INFO L858 garLoopResultBuilder]: For program point L766(line 766) no Hoare annotation was computed. [2021-08-29 16:16:56,170 INFO L861 garLoopResultBuilder]: At program point L849(lines 830 852) the Hoare annotation is: true [2021-08-29 16:16:56,171 INFO L858 garLoopResultBuilder]: For program point L288(lines 288 294) no Hoare annotation was computed. [2021-08-29 16:16:56,171 INFO L854 garLoopResultBuilder]: At program point L288-1(lines 288 294) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:56,171 INFO L858 garLoopResultBuilder]: For program point L140(lines 140 155) no Hoare annotation was computed. [2021-08-29 16:16:56,171 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:16:56,171 INFO L858 garLoopResultBuilder]: For program point L769(lines 769 773) no Hoare annotation was computed. [2021-08-29 16:16:56,172 INFO L858 garLoopResultBuilder]: For program point L769-1(lines 769 773) no Hoare annotation was computed. [2021-08-29 16:16:56,172 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,172 INFO L854 garLoopResultBuilder]: At program point L885(lines 1 896) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:56,172 INFO L858 garLoopResultBuilder]: For program point L76(lines 76 86) no Hoare annotation was computed. [2021-08-29 16:16:56,172 INFO L858 garLoopResultBuilder]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2021-08-29 16:16:56,172 INFO L858 garLoopResultBuilder]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2021-08-29 16:16:56,173 INFO L858 garLoopResultBuilder]: For program point L704(lines 704 708) no Hoare annotation was computed. [2021-08-29 16:16:56,173 INFO L854 garLoopResultBuilder]: At program point L192(lines 192 198) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,173 INFO L854 garLoopResultBuilder]: At program point L192-1(lines 192 198) the Hoare annotation is: false [2021-08-29 16:16:56,173 INFO L854 garLoopResultBuilder]: At program point L192-2(lines 192 198) the Hoare annotation is: false [2021-08-29 16:16:56,173 INFO L858 garLoopResultBuilder]: For program point L77(lines 77 83) no Hoare annotation was computed. [2021-08-29 16:16:56,174 INFO L858 garLoopResultBuilder]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2021-08-29 16:16:56,174 INFO L858 garLoopResultBuilder]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2021-08-29 16:16:56,174 INFO L854 garLoopResultBuilder]: At program point L160(lines 109 161) the Hoare annotation is: false [2021-08-29 16:16:56,174 INFO L854 garLoopResultBuilder]: At program point L61(lines 185 191) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,174 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:16:56,175 INFO L854 garLoopResultBuilder]: At program point L61-1(lines 185 191) the Hoare annotation is: false [2021-08-29 16:16:56,175 INFO L854 garLoopResultBuilder]: At program point L61-2(lines 185 191) the Hoare annotation is: false [2021-08-29 16:16:56,175 INFO L858 garLoopResultBuilder]: For program point L111(lines 110 159) no Hoare annotation was computed. [2021-08-29 16:16:56,175 INFO L854 garLoopResultBuilder]: At program point L244(lines 239 247) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,175 INFO L854 garLoopResultBuilder]: At program point L244-1(lines 239 247) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:56,176 INFO L854 garLoopResultBuilder]: At program point L244-2(lines 239 247) the Hoare annotation is: false [2021-08-29 16:16:56,176 INFO L854 garLoopResultBuilder]: At program point L244-3(lines 239 247) the Hoare annotation is: false [2021-08-29 16:16:56,176 INFO L858 garLoopResultBuilder]: For program point L112(lines 112 116) no Hoare annotation was computed. [2021-08-29 16:16:56,176 INFO L854 garLoopResultBuilder]: At program point L244-4(lines 239 247) the Hoare annotation is: false [2021-08-29 16:16:56,176 INFO L854 garLoopResultBuilder]: At program point L244-5(lines 239 247) the Hoare annotation is: false [2021-08-29 16:16:56,176 INFO L858 garLoopResultBuilder]: For program point L840(lines 840 847) no Hoare annotation was computed. [2021-08-29 16:16:56,177 INFO L861 garLoopResultBuilder]: At program point L840-1(lines 840 847) the Hoare annotation is: true [2021-08-29 16:16:56,177 INFO L858 garLoopResultBuilder]: For program point L130(lines 130 136) no Hoare annotation was computed. [2021-08-29 16:16:56,177 INFO L854 garLoopResultBuilder]: At program point L130-1(lines 130 136) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:56,177 INFO L858 garLoopResultBuilder]: For program point L692(lines 692 696) no Hoare annotation was computed. [2021-08-29 16:16:56,180 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:16:56,180 INFO L858 garLoopResultBuilder]: For program point L858(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,181 INFO L858 garLoopResultBuilder]: For program point L858-1(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,181 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,181 INFO L858 garLoopResultBuilder]: For program point L858-2(line 858) no Hoare annotation was computed. [2021-08-29 16:16:56,181 INFO L858 garLoopResultBuilder]: For program point L148(lines 148 154) no Hoare annotation was computed. [2021-08-29 16:16:56,181 INFO L854 garLoopResultBuilder]: At program point L148-1(lines 1 896) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:56,181 INFO L854 garLoopResultBuilder]: At program point L893(lines 888 896) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:56,182 INFO L854 garLoopResultBuilder]: At program point L51(lines 46 53) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:56,191 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:16:56,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:16:56 BoogieIcfgContainer [2021-08-29 16:16:56,219 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:16:56,220 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:16:56,220 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:16:56,221 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:16:56,221 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:54" (3/4) ... [2021-08-29 16:16:56,223 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:16:56,240 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:16:56,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:16:56,241 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:16:56,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:16:56,242 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:16:56,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:56,243 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:56,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,268 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,269 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,270 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:56,300 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:16:56,300 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:16:56,301 INFO L158 Benchmark]: Toolchain (without parser) took 2616.26ms. Allocated memory was 56.6MB in the beginning and 86.0MB in the end (delta: 29.4MB). Free memory was 33.6MB in the beginning and 41.3MB in the end (delta: -7.7MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,301 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:16:56,302 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.29ms. Allocated memory is still 56.6MB. Free memory was 33.5MB in the beginning and 32.3MB in the end (delta: 1.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,302 INFO L158 Benchmark]: Boogie Procedure Inliner took 73.10ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 29.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,302 INFO L158 Benchmark]: Boogie Preprocessor took 54.52ms. Allocated memory is still 56.6MB. Free memory was 29.5MB in the beginning and 27.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:16:56,303 INFO L158 Benchmark]: RCFGBuilder took 496.40ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 27.5MB in the beginning and 44.1MB in the end (delta: -16.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,303 INFO L158 Benchmark]: TraceAbstraction took 1500.51ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.6MB in the beginning and 47.0MB in the end (delta: -3.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,303 INFO L158 Benchmark]: Witness Printer took 80.24ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 41.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-29 16:16:56,306 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 56.6MB. Free memory was 37.9MB in the beginning and 37.9MB in the end (delta: 25.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.29ms. Allocated memory is still 56.6MB. Free memory was 33.5MB in the beginning and 32.3MB in the end (delta: 1.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 73.10ms. Allocated memory is still 56.6MB. Free memory was 32.3MB in the beginning and 29.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 54.52ms. Allocated memory is still 56.6MB. Free memory was 29.5MB in the beginning and 27.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 496.40ms. Allocated memory was 56.6MB in the beginning and 71.3MB in the end (delta: 14.7MB). Free memory was 27.5MB in the beginning and 44.1MB in the end (delta: -16.6MB). Peak memory consumption was 17.1MB. Max. memory is 16.1GB. * TraceAbstraction took 1500.51ms. Allocated memory was 71.3MB in the beginning and 86.0MB in the end (delta: 14.7MB). Free memory was 43.6MB in the beginning and 47.0MB in the end (delta: -3.4MB). Peak memory consumption was 9.9MB. Max. memory is 16.1GB. * Witness Printer took 80.24ms. Allocated memory is still 86.0MB. Free memory was 47.0MB in the beginning and 41.3MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.00ms ErrorAutomatonConstructionTimeTotal, 0.00ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.00ms ErrorAutomatonConstructionTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeAvg, 0.00ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 858]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 858]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 858]: 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: 1426.08ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 11.11ms, AutomataDifference: 677.22ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 146.57ms, InitialAbstractionConstructionTime: 8.96ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 104 SdHoareTripleChecker+Valid, 509.17ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 104 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 385.38ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 78 mSDsCounter, 5 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 307 IncrementalHoareTripleChecker+Invalid, 312 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5 mSolverCounterUnsat, 0 mSDtfsCounter, 307 mSolverCounterSat, 5.63ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 25.96ms Time, 0.00ms 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, 0.00ms DumpTime, AutomataMinimizationStatistics: 29.08ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 33 LocationsWithAnnotation, 33 PreInvPairs, 60 NumberOfFragments, 125 HoareAnnotationTreeSize, 33 FomulaSimplifications, 176 FormulaSimplificationTreeSizeReduction, 66.23ms HoareSimplificationTime, 33 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 63.92ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 23.79ms SsaConstructionTime, 147.41ms SatisfiabilityAnalysisTime, 239.53ms 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: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 809]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 888]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 109]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 830]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 765]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 192]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 840]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 181]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 288]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 239]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:16:56,362 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...