./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/filter2_iterated.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD --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 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 ........................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD --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 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 ....................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:57:37,332 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:57:37,334 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:57:37,373 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:57:37,374 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:57:37,376 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:57:37,378 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:57:37,381 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:57:37,384 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:57:37,386 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:57:37,387 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:57:37,389 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:57:37,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:57:37,392 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:57:37,394 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:57:37,396 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:57:37,397 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:57:37,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:57:37,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:57:37,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:57:37,408 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:57:37,410 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:57:37,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:57:37,416 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:57:37,421 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:57:37,421 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:57:37,422 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:57:37,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:57:37,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:57:37,426 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:57:37,426 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:57:37,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:57:37,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:57:37,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:57:37,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:57:37,445 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:57:37,446 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:57:37,446 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:57:37,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:57:37,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:57:37,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:57:37,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-28 22:57:37,496 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:57:37,496 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:57:37,496 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:57:37,497 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:57:37,498 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:57:37,498 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:57:37,499 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:57:37,499 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:57:37,499 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:57:37,500 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 22:57:37,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:57:37,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:57:37,501 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:57:37,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:57:37,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:57:37,501 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:57:37,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:57:37,502 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:57:37,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:57:37,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:57:37,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:57:37,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:57:37,504 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:57:37,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:57:37,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:57:37,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:57:37,505 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 22:57:37,505 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 22:57:37,505 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:57:37,506 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:57:37,506 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:57:37,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:57:37,507 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 [2021-10-28 22:57:37,821 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:57:37,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:57:37,860 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:57:37,862 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:57:37,863 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:57:37,864 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-28 22:57:37,958 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/49da36119/ed8f34033265488da73a34cb0dda1a36/FLAGa1e5f422b [2021-10-28 22:57:38,473 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:57:38,473 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-28 22:57:38,487 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/49da36119/ed8f34033265488da73a34cb0dda1a36/FLAGa1e5f422b [2021-10-28 22:57:38,845 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/49da36119/ed8f34033265488da73a34cb0dda1a36 [2021-10-28 22:57:38,848 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:57:38,850 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:57:38,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:38,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:57:38,856 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:57:38,857 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:38" (1/1) ... [2021-10-28 22:57:38,859 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@fdd0d2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:38, skipping insertion in model container [2021-10-28 22:57:38,859 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:38" (1/1) ... [2021-10-28 22:57:38,868 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:57:38,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:57:39,056 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-28 22:57:39,121 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:39,133 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:57:39,147 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-28 22:57:39,173 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:39,190 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:57:39,191 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39 WrapperNode [2021-10-28 22:57:39,191 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:39,193 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:39,193 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:57:39,193 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:57:39,202 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,214 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:39,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:57:39,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:57:39,249 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:57:39,260 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,260 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,265 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,279 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,286 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:57:39,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:57:39,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:57:39,291 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:57:39,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (1/1) ... [2021-10-28 22:57:39,320 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:57:39,336 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:39,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:39,379 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:57:39,426 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 22:57:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:57:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 22:57:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-28 22:57:39,427 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:57:39,428 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:57:39,428 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-28 22:57:39,855 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 22:57:39,856 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-28 22:57:39,858 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:39 BoogieIcfgContainer [2021-10-28 22:57:39,859 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 22:57:39,861 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 22:57:39,861 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 22:57:39,866 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 22:57:39,866 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 10:57:38" (1/3) ... [2021-10-28 22:57:39,867 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a463f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:57:39, skipping insertion in model container [2021-10-28 22:57:39,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:39" (2/3) ... [2021-10-28 22:57:39,868 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33a463f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 10:57:39, skipping insertion in model container [2021-10-28 22:57:39,868 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:39" (3/3) ... [2021-10-28 22:57:39,870 INFO L111 eAbstractionObserver]: Analyzing ICFG filter2_iterated.c [2021-10-28 22:57:39,877 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 22:57:39,877 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-28 22:57:39,934 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 22:57:39,942 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, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 22:57:39,942 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-28 22:57:39,959 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 15 states have (on average 1.5333333333333334) internal successors, (23), 16 states have internal predecessors, (23), 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) [2021-10-28 22:57:39,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-28 22:57:39,965 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 22:57:39,966 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 22:57:39,966 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 22:57:39,973 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 22:57:39,974 INFO L85 PathProgramCache]: Analyzing trace with hash 304794067, now seen corresponding path program 1 times [2021-10-28 22:57:39,984 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 22:57:39,985 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [25782170] [2021-10-28 22:57:39,985 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 22:57:39,986 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 22:57:40,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:40,219 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-28 22:57:40,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-28 22:57:40,294 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-28 22:57:40,296 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-10-28 22:57:40,298 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 22:57:40,300 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 22:57:40,305 INFO L731 BasicCegarLoop]: Path program histogram: [1] [2021-10-28 22:57:40,309 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 22:57:40,344 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 10:57:40 BoogieIcfgContainer [2021-10-28 22:57:40,344 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 22:57:40,345 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 22:57:40,346 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 22:57:40,346 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 22:57:40,347 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 10:57:39" (3/4) ... [2021-10-28 22:57:40,350 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-28 22:57:40,351 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 22:57:40,361 INFO L168 Benchmark]: Toolchain (without parser) took 1501.93 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 49.9 MB in the beginning and 81.0 MB in the end (delta: -31.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:40,362 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 66.6 MB in the beginning and 66.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:40,363 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.80 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 49.7 MB in the beginning and 85.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:40,368 INFO L168 Benchmark]: Boogie Procedure Inliner took 55.52 ms. Allocated memory is still 111.1 MB. Free memory was 85.9 MB in the beginning and 83.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:40,369 INFO L168 Benchmark]: Boogie Preprocessor took 41.20 ms. Allocated memory is still 111.1 MB. Free memory was 83.8 MB in the beginning and 82.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:40,372 INFO L168 Benchmark]: RCFGBuilder took 567.89 ms. Allocated memory is still 111.1 MB. Free memory was 82.4 MB in the beginning and 67.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 22:57:40,373 INFO L168 Benchmark]: TraceAbstraction took 483.72 ms. Allocated memory is still 111.1 MB. Free memory was 67.4 MB in the beginning and 81.5 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:40,376 INFO L168 Benchmark]: Witness Printer took 5.38 ms. Allocated memory is still 111.1 MB. Free memory was 81.0 MB in the beginning and 81.0 MB in the end (delta: 2.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:57:40,383 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 86.0 MB. Free memory was 66.6 MB in the beginning and 66.5 MB in the end (delta: 70.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 339.80 ms. Allocated memory was 86.0 MB in the beginning and 111.1 MB in the end (delta: 25.2 MB). Free memory was 49.7 MB in the beginning and 85.9 MB in the end (delta: -36.2 MB). Peak memory consumption was 5.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 55.52 ms. Allocated memory is still 111.1 MB. Free memory was 85.9 MB in the beginning and 83.8 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.20 ms. Allocated memory is still 111.1 MB. Free memory was 83.8 MB in the beginning and 82.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 567.89 ms. Allocated memory is still 111.1 MB. Free memory was 82.4 MB in the beginning and 67.8 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 483.72 ms. Allocated memory is still 111.1 MB. Free memory was 67.4 MB in the beginning and 81.5 MB in the end (delta: -14.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 5.38 ms. Allocated memory is still 111.1 MB. Free memory was 81.0 MB in the beginning and 81.0 MB in the end (delta: 2.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 9]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 74, overapproximation of to_real at line 58, overapproximation of someBinaryArithmeticDOUBLEoperation at line 62. Possible FailurePath: [L13] BOOLEAN INIT1, INIT2; [L14] float X, P; [L18] static float E[2], S[2]; [L38] static float E2[2], S2[2]; VAL [E={7:0}, E2={10:0}, INIT1=0, INIT2=0, P=0, S={9:0}, S2={6:0}, X=0] [L58] X = 0 [L59] INIT1 = TRUE [L60] INIT2 = TRUE VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] [L61] COND TRUE \read(TRUE) [L62] X = 0.98*X + 85. VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] [L63] COND FALSE !(X >= -400. && X <= 400.) VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] [L68] COND FALSE !(X >= -800. && X <= 800.) VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] [L9] COND TRUE !(cond) VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] [L9] reach_error() VAL [E={7:0}, E2={10:0}, INIT1=1, INIT2=1, P=0, S={9:0}, S2={6:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 8 NumberOfCodeBlocks, 8 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 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 RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2021-10-28 22:57:40,452 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 22:57:43,402 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 22:57:43,406 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 22:57:43,477 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 22:57:43,478 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 22:57:43,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 22:57:43,490 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 22:57:43,499 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 22:57:43,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 22:57:43,513 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 22:57:43,514 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 22:57:43,517 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 22:57:43,518 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 22:57:43,521 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 22:57:43,523 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 22:57:43,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 22:57:43,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 22:57:43,531 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 22:57:43,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 22:57:43,544 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 22:57:43,550 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 22:57:43,552 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 22:57:43,555 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 22:57:43,558 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 22:57:43,566 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 22:57:43,566 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 22:57:43,567 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 22:57:43,569 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 22:57:43,570 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 22:57:43,571 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 22:57:43,572 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 22:57:43,573 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 22:57:43,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 22:57:43,577 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 22:57:43,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 22:57:43,579 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 22:57:43,580 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 22:57:43,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 22:57:43,581 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 22:57:43,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 22:57:43,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 22:57:43,591 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-28 22:57:43,657 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 22:57:43,657 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 22:57:43,657 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 22:57:43,658 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 22:57:43,659 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 22:57:43,659 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 22:57:43,659 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 22:57:43,659 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 22:57:43,660 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-28 22:57:43,660 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-28 22:57:43,660 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 22:57:43,661 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 22:57:43,661 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 22:57:43,661 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 22:57:43,662 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-28 22:57:43,662 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-28 22:57:43,662 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-28 22:57:43,662 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 22:57:43,663 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 22:57:43,663 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 22:57:43,663 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 22:57:43,664 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 22:57:43,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 22:57:43,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:57:43,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 22:57:43,665 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 22:57:43,665 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 22:57:43,666 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-28 22:57:43,666 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-28 22:57:43,666 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 22:57:43,666 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 22:57:43,667 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 22:57:43,667 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 22:57:43,667 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-28 22:57:43,668 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b2a34283d37096850c6fa7d7933fe07674b3fa81a7da8c770f866e152d89627 [2021-10-28 22:57:44,087 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 22:57:44,132 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 22:57:44,136 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 22:57:44,140 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 22:57:44,141 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 22:57:44,142 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-28 22:57:44,231 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/9b2ada6b7/ef4fb004c8bc44a493b361b9475abafd/FLAG201ee2363 [2021-10-28 22:57:44,839 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 22:57:44,843 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-28 22:57:44,853 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/9b2ada6b7/ef4fb004c8bc44a493b361b9475abafd/FLAG201ee2363 [2021-10-28 22:57:45,175 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/data/9b2ada6b7/ef4fb004c8bc44a493b361b9475abafd [2021-10-28 22:57:45,178 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 22:57:45,180 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 22:57:45,182 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:45,182 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 22:57:45,187 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 22:57:45,188 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,190 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37d452b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45, skipping insertion in model container [2021-10-28 22:57:45,190 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,199 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 22:57:45,220 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 22:57:45,372 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-28 22:57:45,425 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:45,457 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 22:57:45,483 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-28 22:57:45,525 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 22:57:45,574 INFO L208 MainTranslator]: Completed translation [2021-10-28 22:57:45,575 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45 WrapperNode [2021-10-28 22:57:45,575 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 22:57:45,580 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:45,580 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 22:57:45,580 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 22:57:45,590 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,635 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,670 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 22:57:45,671 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 22:57:45,671 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 22:57:45,672 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 22:57:45,682 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,682 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,688 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,689 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,705 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,710 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,713 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 22:57:45,719 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 22:57:45,719 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 22:57:45,719 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 22:57:45,720 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 10:57:45" (1/1) ... [2021-10-28 22:57:45,732 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 22:57:45,747 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 22:57:45,761 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 22:57:45,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 22:57:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-28 22:57:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-28 22:57:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 22:57:45,812 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-28 22:57:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 22:57:45,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 22:57:45,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-28 22:58:03,745 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-10-28 22:58:03,749 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:260) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:155) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.checkSat(WrapperScript.java:163) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:61) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.constructTransFormula(Statements2TransFormula.java:214) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.getTransFormula(Statements2TransFormula.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Statements2TransFormula.statementSequence(Statements2TransFormula.java:722) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.util.TransFormulaAdder.addTransitionFormulas(TransFormulaAdder.java:119) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.buildProcedureCfgFromImplementation(CfgBuilder.java:724) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:265) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1465) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:658) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:237) ... 25 more [2021-10-28 22:58:03,754 INFO L168 Benchmark]: Toolchain (without parser) took 18571.88 ms. Allocated memory is still 60.8 MB. Free memory was 39.7 MB in the beginning and 41.6 MB in the end (delta: -1.9 MB). Peak memory consumption was 20.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:58:03,754 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 22:58:03,755 INFO L168 Benchmark]: CACSL2BoogieTranslator took 394.02 ms. Allocated memory is still 60.8 MB. Free memory was 39.6 MB in the beginning and 43.3 MB in the end (delta: -3.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. [2021-10-28 22:58:03,756 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 101 [2021-10-28 22:58:03,756 INFO L168 Benchmark]: Boogie Procedure Inliner took 90.61 ms. Allocated memory is still 60.8 MB. Free memory was 43.3 MB in the beginning and 41.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:58:03,757 INFO L168 Benchmark]: Boogie Preprocessor took 46.60 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 39.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-28 22:58:03,758 INFO L168 Benchmark]: RCFGBuilder took 18032.15 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 41.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. [2021-10-28 22:58:03,763 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 60.8 MB. Free memory is still 41.3 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 394.02 ms. Allocated memory is still 60.8 MB. Free memory was 39.6 MB in the beginning and 43.3 MB in the end (delta: -3.8 MB). Peak memory consumption was 16.2 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 90.61 ms. Allocated memory is still 60.8 MB. Free memory was 43.3 MB in the beginning and 41.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 46.60 ms. Allocated memory is still 60.8 MB. Free memory was 41.2 MB in the beginning and 39.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 18032.15 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 41.6 MB in the end (delta: -2.2 MB). Peak memory consumption was 20.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4f7cc2b7-8015-4c05-a7f0-e2080900b652/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:241) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...