./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/product-lines/minepump_spec5_product02.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_product02.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 d2de004535e86b502472828c57e9d5f0f0fdfb12 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 16:16:50,360 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-08-29 16:16:50,362 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-08-29 16:16:50,382 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-08-29 16:16:50,382 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-08-29 16:16:50,383 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-08-29 16:16:50,384 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-08-29 16:16:50,386 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-08-29 16:16:50,389 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-08-29 16:16:50,396 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-08-29 16:16:50,397 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-08-29 16:16:50,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-08-29 16:16:50,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-08-29 16:16:50,399 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-08-29 16:16:50,399 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-08-29 16:16:50,400 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-08-29 16:16:50,401 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-08-29 16:16:50,401 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-08-29 16:16:50,403 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-08-29 16:16:50,404 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-08-29 16:16:50,405 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-08-29 16:16:50,406 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-08-29 16:16:50,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-08-29 16:16:50,407 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-08-29 16:16:50,409 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-08-29 16:16:50,413 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-08-29 16:16:50,413 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-08-29 16:16:50,415 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-08-29 16:16:50,415 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-08-29 16:16:50,416 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-08-29 16:16:50,420 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-08-29 16:16:50,420 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-08-29 16:16:50,421 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-08-29 16:16:50,421 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-08-29 16:16:50,422 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-08-29 16:16:50,422 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-08-29 16:16:50,423 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-08-29 16:16:50,425 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-08-29 16:16:50,425 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-08-29 16:16:50,425 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-08-29 16:16:50,426 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-08-29 16:16:50,427 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-08-29 16:16:50,454 INFO L113 SettingsManager]: Loading preferences was successful [2021-08-29 16:16:50,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-08-29 16:16:50,454 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-08-29 16:16:50,454 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-08-29 16:16:50,455 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-08-29 16:16:50,455 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-08-29 16:16:50,455 INFO L138 SettingsManager]: * Use SBE=true [2021-08-29 16:16:50,455 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * sizeof long=4 [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * sizeof long double=12 [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Use constant arrays=true [2021-08-29 16:16:50,456 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-08-29 16:16:50,457 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:50,457 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-08-29 16:16:50,457 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-08-29 16:16:50,457 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d2de004535e86b502472828c57e9d5f0f0fdfb12 [2021-08-29 16:16:50,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-08-29 16:16:50,701 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-08-29 16:16:50,703 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-08-29 16:16:50,704 INFO L271 PluginConnector]: Initializing CDTParser... [2021-08-29 16:16:50,704 INFO L275 PluginConnector]: CDTParser initialized [2021-08-29 16:16:50,705 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-08-29 16:16:50,759 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/096b33276/60119bac977c49bfbc26e5f800a657b3/FLAGb543c6864 [2021-08-29 16:16:51,172 INFO L306 CDTParser]: Found 1 translation units. [2021-08-29 16:16:51,173 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/product-lines/minepump_spec5_product02.cil.c [2021-08-29 16:16:51,190 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/096b33276/60119bac977c49bfbc26e5f800a657b3/FLAGb543c6864 [2021-08-29 16:16:51,532 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/096b33276/60119bac977c49bfbc26e5f800a657b3 [2021-08-29 16:16:51,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-08-29 16:16:51,534 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-08-29 16:16:51,535 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:51,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-08-29 16:16:51,546 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-08-29 16:16:51,546 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,547 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fed95ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51, skipping insertion in model container [2021-08-29 16:16:51,547 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-08-29 16:16:51,583 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-08-29 16:16:51,753 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_product02.cil.c[14645,14658] [2021-08-29 16:16:51,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:51,772 INFO L203 MainTranslator]: Completed pre-run [2021-08-29 16:16:51,814 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_product02.cil.c[14645,14658] [2021-08-29 16:16:51,817 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-08-29 16:16:51,828 INFO L208 MainTranslator]: Completed translation [2021-08-29 16:16:51,829 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51 WrapperNode [2021-08-29 16:16:51,830 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-08-29 16:16:51,831 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:51,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-08-29 16:16:51,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-08-29 16:16:51,836 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,846 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-08-29 16:16:51,869 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-08-29 16:16:51,869 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-08-29 16:16:51,870 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-08-29 16:16:51,875 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,875 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,878 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,884 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,896 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,897 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,900 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-08-29 16:16:51,901 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-08-29 16:16:51,901 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-08-29 16:16:51,901 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-08-29 16:16:51,902 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (1/1) ... [2021-08-29 16:16:51,906 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-08-29 16:16:51,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-08-29 16:16:51,954 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 16:16:51,984 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 16:16:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-08-29 16:16:52,014 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-08-29 16:16:52,016 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-08-29 16:16:52,016 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-08-29 16:16:52,402 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-08-29 16:16:52,403 INFO L299 CfgBuilder]: Removed 82 assume(true) statements. [2021-08-29 16:16:52,404 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:52 BoogieIcfgContainer [2021-08-29 16:16:52,404 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-08-29 16:16:52,405 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-08-29 16:16:52,405 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-08-29 16:16:52,407 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-08-29 16:16:52,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.08 04:16:51" (1/3) ... [2021-08-29 16:16:52,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60d80c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:52, skipping insertion in model container [2021-08-29 16:16:52,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.08 04:16:51" (2/3) ... [2021-08-29 16:16:52,408 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@60d80c33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.08 04:16:52, skipping insertion in model container [2021-08-29 16:16:52,408 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:52" (3/3) ... [2021-08-29 16:16:52,409 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product02.cil.c [2021-08-29 16:16:52,413 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-08-29 16:16:52,413 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-08-29 16:16:52,445 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-08-29 16:16:52,451 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 16:16:52,451 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-08-29 16:16:52,465 INFO L276 IsEmpty]: Start isEmpty. Operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 16:16:52,473 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-08-29 16:16:52,473 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:52,473 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 16:16:52,474 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 16:16:52,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:52,486 INFO L82 PathProgramCache]: Analyzing trace with hash 1700840332, now seen corresponding path program 1 times [2021-08-29 16:16:52,497 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:52,497 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2008942205] [2021-08-29 16:16:52,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:52,498 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:52,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:52,740 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 16:16:52,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:52,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2008942205] [2021-08-29 16:16:52,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2008942205] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:52,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:52,742 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-08-29 16:16:52,743 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1800641012] [2021-08-29 16:16:52,746 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-08-29 16:16:52,746 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:52,762 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-08-29 16:16:52,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:52,765 INFO L87 Difference]: Start difference. First operand has 66 states, 62 states have (on average 1.5483870967741935) internal successors, (96), 65 states have internal predecessors, (96), 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 16:16:52,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:52,933 INFO L93 Difference]: Finished difference Result 125 states and 184 transitions. [2021-08-29 16:16:52,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-08-29 16:16:52,936 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 16:16:52,937 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:52,945 INFO L225 Difference]: With dead ends: 125 [2021-08-29 16:16:52,945 INFO L226 Difference]: Without dead ends: 62 [2021-08-29 16:16:52,948 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.02ms TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-08-29 16:16:52,950 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 89 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 107.81ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 89 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.96ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 89 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 136.81ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:52,951 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 0 Invalid, 89 Unknown, 0 Unchecked, 0.96ms Time], IncrementalHoareTripleChecker [0 Valid, 89 Invalid, 0 Unknown, 0 Unchecked, 136.81ms Time] [2021-08-29 16:16:52,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2021-08-29 16:16:52,983 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 62. [2021-08-29 16:16:52,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 59 states have (on average 1.423728813559322) internal successors, (84), 61 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-08-29 16:16:52,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2021-08-29 16:16:52,989 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 19 [2021-08-29 16:16:52,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:52,989 INFO L470 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2021-08-29 16:16:52,989 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 16:16:52,990 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2021-08-29 16:16:52,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-08-29 16:16:52,990 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:52,990 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 16:16:52,991 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-08-29 16:16:52,991 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 16:16:52,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:52,992 INFO L82 PathProgramCache]: Analyzing trace with hash -788107411, now seen corresponding path program 1 times [2021-08-29 16:16:52,992 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:52,992 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078544482] [2021-08-29 16:16:52,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:52,992 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:53,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:53,063 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 16:16:53,064 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:53,064 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078544482] [2021-08-29 16:16:53,064 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2078544482] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:53,064 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:53,064 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-08-29 16:16:53,064 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1057026146] [2021-08-29 16:16:53,065 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-08-29 16:16:53,065 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:53,066 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-08-29 16:16:53,066 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:53,066 INFO L87 Difference]: Start difference. First operand 62 states and 84 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 16:16:53,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:53,138 INFO L93 Difference]: Finished difference Result 62 states and 84 transitions. [2021-08-29 16:16:53,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-08-29 16:16:53,138 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 16:16:53,138 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:53,139 INFO L225 Difference]: With dead ends: 62 [2021-08-29 16:16:53,139 INFO L226 Difference]: Without dead ends: 31 [2021-08-29 16:16:53,139 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 2.53ms TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-08-29 16:16:53,140 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 34 mSDsluCounter, 6 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 44.87ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 34 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.50ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 61.80ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:53,141 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [34 Valid, 0 Invalid, 48 Unknown, 0 Unchecked, 0.50ms Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 61.80ms Time] [2021-08-29 16:16:53,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 31 states. [2021-08-29 16:16:53,143 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 31 to 31. [2021-08-29 16:16:53,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 31 states, 30 states have (on average 1.4) internal successors, (42), 30 states have internal predecessors, (42), 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 16:16:53,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 42 transitions. [2021-08-29 16:16:53,144 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 42 transitions. Word has length 20 [2021-08-29 16:16:53,144 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:53,144 INFO L470 AbstractCegarLoop]: Abstraction has 31 states and 42 transitions. [2021-08-29 16:16:53,145 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 16:16:53,145 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2021-08-29 16:16:53,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-08-29 16:16:53,145 INFO L505 BasicCegarLoop]: Found error trace [2021-08-29 16:16:53,146 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 16:16:53,146 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-08-29 16:16:53,146 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 16:16:53,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-08-29 16:16:53,147 INFO L82 PathProgramCache]: Analyzing trace with hash -764571428, now seen corresponding path program 1 times [2021-08-29 16:16:53,147 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-08-29 16:16:53,148 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1684783540] [2021-08-29 16:16:53,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-08-29 16:16:53,148 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-08-29 16:16:53,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-08-29 16:16:53,231 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 16:16:53,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-08-29 16:16:53,232 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1684783540] [2021-08-29 16:16:53,232 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1684783540] provided 1 perfect and 0 imperfect interpolant sequences [2021-08-29 16:16:53,232 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-08-29 16:16:53,233 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-08-29 16:16:53,233 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [925715661] [2021-08-29 16:16:53,233 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-08-29 16:16:53,233 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-08-29 16:16:53,233 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-08-29 16:16:53,234 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-08-29 16:16:53,234 INFO L87 Difference]: Start difference. First operand 31 states and 42 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 16:16:53,407 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-08-29 16:16:53,407 INFO L93 Difference]: Finished difference Result 79 states and 114 transitions. [2021-08-29 16:16:53,408 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-08-29 16:16:53,408 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 16:16:53,408 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-08-29 16:16:53,408 INFO L225 Difference]: With dead ends: 79 [2021-08-29 16:16:53,409 INFO L226 Difference]: Without dead ends: 0 [2021-08-29 16:16:53,410 INFO L927 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 18.40ms TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-08-29 16:16:53,415 INFO L928 BasicCegarLoop]: 0 mSDtfsCounter, 61 mSDsluCounter, 69 mSDsCounter, 0 mSdLazyCounter, 152 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 108.95ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 0 SdHoareTripleChecker+Invalid, 156 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.16ms SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 152 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 139.63ms IncrementalHoareTripleChecker+Time [2021-08-29 16:16:53,416 INFO L929 BasicCegarLoop]: SdHoareTripleChecker [61 Valid, 0 Invalid, 156 Unknown, 0 Unchecked, 2.16ms Time], IncrementalHoareTripleChecker [4 Valid, 152 Invalid, 0 Unknown, 0 Unchecked, 139.63ms Time] [2021-08-29 16:16:53,417 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-08-29 16:16:53,417 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-08-29 16:16:53,417 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 16:16:53,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-08-29 16:16:53,418 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 26 [2021-08-29 16:16:53,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-08-29 16:16:53,418 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-08-29 16:16:53,418 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 16:16:53,419 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-08-29 16:16:53,419 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-08-29 16:16:53,420 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (2 of 3 remaining) [2021-08-29 16:16:53,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION (1 of 3 remaining) [2021-08-29 16:16:53,421 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (0 of 3 remaining) [2021-08-29 16:16:53,421 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-08-29 16:16:53,422 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-08-29 16:16:53,426 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,429 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,430 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,431 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,432 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,433 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,434 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,435 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,436 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,437 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,438 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,439 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,441 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,443 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,445 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,448 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,450 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,451 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,454 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,455 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-08-29 16:16:53,507 INFO L858 garLoopResultBuilder]: For program point L729(lines 729 735) no Hoare annotation was computed. [2021-08-29 16:16:53,507 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,507 INFO L854 garLoopResultBuilder]: At program point L795-2(lines 795 809) the Hoare annotation is: false [2021-08-29 16:16:53,507 INFO L858 garLoopResultBuilder]: For program point L729-2(lines 729 735) no Hoare annotation was computed. [2021-08-29 16:16:53,507 INFO L858 garLoopResultBuilder]: For program point L729-4(lines 729 735) no Hoare annotation was computed. [2021-08-29 16:16:53,508 INFO L858 garLoopResultBuilder]: For program point L432(lines 432 436) no Hoare annotation was computed. [2021-08-29 16:16:53,508 INFO L854 garLoopResultBuilder]: At program point L779(lines 774 782) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:53,508 INFO L854 garLoopResultBuilder]: At program point L713(lines 512 518) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,508 INFO L854 garLoopResultBuilder]: At program point L713-1(lines 512 518) the Hoare annotation is: false [2021-08-29 16:16:53,508 INFO L854 garLoopResultBuilder]: At program point L713-2(lines 512 518) the Hoare annotation is: false [2021-08-29 16:16:53,508 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-08-29 16:16:53,508 INFO L858 garLoopResultBuilder]: For program point L796(line 796) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L858 garLoopResultBuilder]: For program point L632(lines 631 678) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L858 garLoopResultBuilder]: For program point L633(lines 633 637) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L858 garLoopResultBuilder]: For program point L799(lines 799 803) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L858 garLoopResultBuilder]: For program point L799-1(lines 799 803) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L858 garLoopResultBuilder]: For program point L651(lines 651 657) no Hoare annotation was computed. [2021-08-29 16:16:53,509 INFO L854 garLoopResultBuilder]: At program point L651-1(lines 651 657) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:53,509 INFO L854 garLoopResultBuilder]: At program point L519(lines 519 525) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,510 INFO L854 garLoopResultBuilder]: At program point L519-1(lines 519 525) the Hoare annotation is: false [2021-08-29 16:16:53,510 INFO L854 garLoopResultBuilder]: At program point L519-2(lines 519 525) the Hoare annotation is: false [2021-08-29 16:16:53,510 INFO L858 garLoopResultBuilder]: For program point L420(lines 420 424) no Hoare annotation was computed. [2021-08-29 16:16:53,510 INFO L858 garLoopResultBuilder]: For program point L420-3(lines 420 424) no Hoare annotation was computed. [2021-08-29 16:16:53,510 INFO L858 garLoopResultBuilder]: For program point L420-6(lines 420 424) no Hoare annotation was computed. [2021-08-29 16:16:53,510 INFO L858 garLoopResultBuilder]: For program point L867(lines 867 874) no Hoare annotation was computed. [2021-08-29 16:16:53,510 INFO L861 garLoopResultBuilder]: At program point L867-1(lines 867 874) the Hoare annotation is: true [2021-08-29 16:16:53,511 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-08-29 16:16:53,511 INFO L858 garLoopResultBuilder]: For program point L669(lines 669 673) no Hoare annotation was computed. [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L669-2(lines 669 673) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L703(lines 698 705) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L571(lines 566 574) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L571-1(lines 566 574) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L571-2(lines 566 574) the Hoare annotation is: false [2021-08-29 16:16:53,511 INFO L854 garLoopResultBuilder]: At program point L571-3(lines 566 574) the Hoare annotation is: false [2021-08-29 16:16:53,512 INFO L854 garLoopResultBuilder]: At program point L571-4(lines 566 574) the Hoare annotation is: false [2021-08-29 16:16:53,512 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,512 INFO L854 garLoopResultBuilder]: At program point L571-5(lines 566 574) the Hoare annotation is: false [2021-08-29 16:16:53,512 INFO L854 garLoopResultBuilder]: At program point L489(lines 484 492) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,512 INFO L854 garLoopResultBuilder]: At program point L489-1(lines 484 492) the Hoare annotation is: false [2021-08-29 16:16:53,512 INFO L854 garLoopResultBuilder]: At program point L489-2(lines 484 492) the Hoare annotation is: false [2021-08-29 16:16:53,513 INFO L854 garLoopResultBuilder]: At program point L771(lines 1 879) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:53,513 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-08-29 16:16:53,513 INFO L858 garLoopResultBuilder]: For program point L641(lines 641 647) no Hoare annotation was computed. [2021-08-29 16:16:53,513 INFO L854 garLoopResultBuilder]: At program point L641-1(lines 641 647) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:53,513 INFO L858 garLoopResultBuilder]: For program point L724(lines 724 741) no Hoare annotation was computed. [2021-08-29 16:16:53,513 INFO L854 garLoopResultBuilder]: At program point L724-1(lines 1 879) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0)) [2021-08-29 16:16:53,513 INFO L858 garLoopResultBuilder]: For program point L724-2(lines 724 741) no Hoare annotation was computed. [2021-08-29 16:16:53,513 INFO L854 garLoopResultBuilder]: At program point L724-3(lines 1 879) the Hoare annotation is: false [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L724-4(lines 724 741) no Hoare annotation was computed. [2021-08-29 16:16:53,514 INFO L854 garLoopResultBuilder]: At program point L724-5(lines 1 879) the Hoare annotation is: false [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L444(lines 444 448) no Hoare annotation was computed. [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L692(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L692-1(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L692-2(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,514 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-08-29 16:16:53,515 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 692) no Hoare annotation was computed. [2021-08-29 16:16:53,515 INFO L854 garLoopResultBuilder]: At program point L512(lines 508 530) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 0) (= ~pumpRunning~0 0) (= |ULTIMATE.start_isPumpRunning_#res| 0)) [2021-08-29 16:16:53,515 INFO L854 garLoopResultBuilder]: At program point L512-1(lines 508 530) the Hoare annotation is: false [2021-08-29 16:16:53,515 INFO L854 garLoopResultBuilder]: At program point L512-2(lines 508 530) the Hoare annotation is: false [2021-08-29 16:16:53,515 INFO L858 garLoopResultBuilder]: For program point L661(lines 661 674) no Hoare annotation was computed. [2021-08-29 16:16:53,515 INFO L861 garLoopResultBuilder]: At program point L876(lines 857 879) the Hoare annotation is: true [2021-08-29 16:16:53,515 INFO L854 garLoopResultBuilder]: At program point L843(lines 839 845) the Hoare annotation is: (= ~pumpRunning~0 0) [2021-08-29 16:16:53,515 INFO L858 garLoopResultBuilder]: For program point L728(lines 728 738) no Hoare annotation was computed. [2021-08-29 16:16:53,516 INFO L858 garLoopResultBuilder]: For program point L728-2(lines 728 738) no Hoare annotation was computed. [2021-08-29 16:16:53,516 INFO L858 garLoopResultBuilder]: For program point L728-4(lines 728 738) no Hoare annotation was computed. [2021-08-29 16:16:53,516 INFO L854 garLoopResultBuilder]: At program point L679(lines 630 680) the Hoare annotation is: false [2021-08-29 16:16:53,524 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-08-29 16:16:53,542 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.08 04:16:53 BoogieIcfgContainer [2021-08-29 16:16:53,543 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-08-29 16:16:53,548 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-08-29 16:16:53,548 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-08-29 16:16:53,548 INFO L275 PluginConnector]: Witness Printer initialized [2021-08-29 16:16:53,549 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.08 04:16:52" (3/4) ... [2021-08-29 16:16:53,550 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-08-29 16:16:53,563 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-08-29 16:16:53,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-08-29 16:16:53,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-08-29 16:16:53,564 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-08-29 16:16:53,565 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-08-29 16:16:53,572 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:53,573 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-08-29 16:16:53,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,587 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,588 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,594 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 [2021-08-29 16:16:53,607 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-08-29 16:16:53,607 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-08-29 16:16:53,607 INFO L158 Benchmark]: Toolchain (without parser) took 2072.81ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 44.5MB in the beginning and 37.9MB in the end (delta: 6.6MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,607 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-08-29 16:16:53,608 INFO L158 Benchmark]: CACSL2BoogieTranslator took 295.13ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 40.2MB in the end (delta: 4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.69ms. Allocated memory is still 65.0MB. Free memory was 40.2MB in the beginning and 37.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,608 INFO L158 Benchmark]: Boogie Preprocessor took 30.73ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 35.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,608 INFO L158 Benchmark]: RCFGBuilder took 503.64ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 35.4MB in the beginning and 58.0MB in the end (delta: -22.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,608 INFO L158 Benchmark]: TraceAbstraction took 1141.12ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 43.7MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,609 INFO L158 Benchmark]: Witness Printer took 58.93ms. Allocated memory is still 81.8MB. Free memory was 43.7MB in the beginning and 37.9MB in the end (delta: 5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-08-29 16:16:53,610 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 65.0MB. Free memory was 47.1MB in the beginning and 47.0MB in the end (delta: 85.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 295.13ms. Allocated memory is still 65.0MB. Free memory was 44.3MB in the beginning and 40.2MB in the end (delta: 4.0MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.69ms. Allocated memory is still 65.0MB. Free memory was 40.2MB in the beginning and 37.5MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.73ms. Allocated memory is still 65.0MB. Free memory was 37.5MB in the beginning and 35.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 503.64ms. Allocated memory was 65.0MB in the beginning and 81.8MB in the end (delta: 16.8MB). Free memory was 35.4MB in the beginning and 58.0MB in the end (delta: -22.6MB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. * TraceAbstraction took 1141.12ms. Allocated memory is still 81.8MB. Free memory was 57.5MB in the beginning and 43.7MB in the end (delta: 13.8MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Witness Printer took 58.93ms. Allocated memory is still 81.8MB. Free memory was 43.7MB in the beginning and 37.9MB 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: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 692]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 692]: 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, 66 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 1081.34ms, OverallIterations: 3, TraceHistogramMax: 1, EmptinessCheckTime: 13.23ms, AutomataDifference: 466.53ms, DeadEndRemovalTime: 0.00ms, HoareAnnotationTime: 85.00ms, InitialAbstractionConstructionTime: 9.66ms, PartialOrderReductionTime: 0.00ms, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 95 SdHoareTripleChecker+Valid, 338.24ms IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 95 mSDsluCounter, 0 SdHoareTripleChecker+Invalid, 261.63ms Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 75 mSDsCounter, 4 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 289 IncrementalHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4 mSolverCounterUnsat, 0 mSDtfsCounter, 289 mSolverCounterSat, 3.62ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 20.96ms Time, 0.00ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=66occurred 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: 30.25ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.00ms HoareAnnotationTime, 32 LocationsWithAnnotation, 32 PreInvPairs, 56 NumberOfFragments, 118 HoareAnnotationTreeSize, 32 FomulaSimplifications, 152 FormulaSimplificationTreeSizeReduction, 30.95ms HoareSimplificationTime, 32 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 45.75ms HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 24.28ms SsaConstructionTime, 137.29ms SatisfiabilityAnalysisTime, 179.43ms 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: 651]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 867]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 839]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 774]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 698]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 641]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 484]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 669]: Loop Invariant Derived loop invariant: splverifierCounter == 0 && pumpRunning == 0 - InvariantResult [Line: 519]: 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: 566]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 508]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 857]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: pumpRunning == 0 - InvariantResult [Line: 512]: Loop Invariant Derived loop invariant: (splverifierCounter == 0 && pumpRunning == 0) && \result == 0 - InvariantResult [Line: 519]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 630]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-08-29 16:16:53,664 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...