./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 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt --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 4d18c017f419dc210dcbafa8af1edf74b131b258 ........................................................................................................................................................................................................................................................ 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt --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 4d18c017f419dc210dcbafa8af1edf74b131b258 ..................................................................................................................................................................................................................... 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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-4e77c04 [2021-10-13 00:44:24,348 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:44:24,349 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:44:24,384 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:44:24,385 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:44:24,387 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:44:24,389 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:44:24,391 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:44:24,393 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:44:24,395 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:44:24,396 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:44:24,398 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:44:24,398 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:44:24,400 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:44:24,402 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:44:24,404 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:44:24,405 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:44:24,407 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:44:24,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:44:24,412 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:44:24,414 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:44:24,416 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:44:24,418 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:44:24,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:44:24,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:44:24,424 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:44:24,424 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:44:24,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:44:24,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:44:24,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:44:24,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:44:24,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:44:24,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:44:24,433 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:44:24,434 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:44:24,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:44:24,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:44:24,436 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:44:24,437 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:44:24,438 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:44:24,439 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:44:24,440 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Default.epf [2021-10-13 00:44:24,467 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:44:24,468 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:44:24,468 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:44:24,468 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:44:24,470 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:44:24,470 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:44:24,470 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:44:24,471 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:44:24,471 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:44:24,471 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:44:24,471 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:44:24,471 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:44:24,472 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:44:24,472 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:44:24,472 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:44:24,472 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:44:24,473 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:44:24,473 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:44:24,473 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:44:24,473 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:44:24,474 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:44:24,474 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:44:24,474 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:24,474 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:44:24,475 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:44:24,475 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:44:24,475 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:44:24,475 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:44:24,476 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:44:24,476 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:44:24,476 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d18c017f419dc210dcbafa8af1edf74b131b258 [2021-10-13 00:44:24,753 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:44:24,781 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:44:24,785 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:44:24,788 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:44:24,789 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:44:24,790 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-13 00:44:24,865 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/06d5ff3f8/b3bf577659a646cba272014953235644/FLAGa9adda248 [2021-10-13 00:44:25,348 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:44:25,352 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-13 00:44:25,382 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/06d5ff3f8/b3bf577659a646cba272014953235644/FLAGa9adda248 [2021-10-13 00:44:25,707 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/06d5ff3f8/b3bf577659a646cba272014953235644 [2021-10-13 00:44:25,710 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:44:25,712 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:44:25,726 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:25,726 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:44:25,729 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:44:25,730 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:25" (1/1) ... [2021-10-13 00:44:25,731 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d1a8f11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:25, skipping insertion in model container [2021-10-13 00:44:25,732 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:25" (1/1) ... [2021-10-13 00:44:25,739 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:44:25,755 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:44:25,923 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-13 00:44:25,958 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:25,968 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:44:25,980 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-13 00:44:25,997 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:26,015 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:44:26,015 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26 WrapperNode [2021-10-13 00:44:26,016 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:26,017 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:26,017 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:44:26,017 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:44:26,025 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,035 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,062 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:26,063 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:44:26,064 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:44:26,064 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:44:26,073 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,073 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,077 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,077 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,092 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,094 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,097 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:44:26,098 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:44:26,098 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:44:26,099 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:44:26,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (1/1) ... [2021-10-13 00:44:26,113 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:26,128 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:26,158 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:26,195 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:44:26,213 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:44:26,213 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:44:26,214 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-13 00:44:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2021-10-13 00:44:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:44:26,215 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:44:26,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-10-13 00:44:26,580 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:44:26,581 INFO L299 CfgBuilder]: Removed 11 assume(true) statements. [2021-10-13 00:44:26,583 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:26 BoogieIcfgContainer [2021-10-13 00:44:26,583 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:44:26,585 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:44:26,585 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:44:26,589 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:44:26,589 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:44:25" (1/3) ... [2021-10-13 00:44:26,590 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210dce47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:44:26, skipping insertion in model container [2021-10-13 00:44:26,590 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:26" (2/3) ... [2021-10-13 00:44:26,591 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@210dce47 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:44:26, skipping insertion in model container [2021-10-13 00:44:26,591 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:26" (3/3) ... [2021-10-13 00:44:26,593 INFO L111 eAbstractionObserver]: Analyzing ICFG filter2_iterated.c [2021-10-13 00:44:26,598 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:44:26,599 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-13 00:44:26,648 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-13 00:44:26,655 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 [2021-10-13 00:44:26,656 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-13 00:44:26,670 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) [2021-10-13 00:44:26,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2021-10-13 00:44:26,675 INFO L504 BasicCegarLoop]: Found error trace [2021-10-13 00:44:26,676 INFO L512 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1] [2021-10-13 00:44:26,676 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-13 00:44:26,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-13 00:44:26,683 INFO L82 PathProgramCache]: Analyzing trace with hash 304794067, now seen corresponding path program 1 times [2021-10-13 00:44:26,691 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-13 00:44:26,692 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857782774] [2021-10-13 00:44:26,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-13 00:44:26,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-13 00:44:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:26,874 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-13 00:44:26,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-13 00:44:26,987 INFO L133 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2021-10-13 00:44:26,990 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-13 00:44:26,991 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-13 00:44:26,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-13 00:44:27,000 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-13 00:44:27,058 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:44:27 BoogieIcfgContainer [2021-10-13 00:44:27,058 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:44:27,065 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:44:27,067 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:44:27,067 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:44:27,068 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:44:26" (3/4) ... [2021-10-13 00:44:27,071 INFO L140 WitnessPrinter]: No result that supports witness generation found [2021-10-13 00:44:27,072 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:44:27,077 INFO L168 Benchmark]: Toolchain (without parser) took 1361.51 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 48.5 MB in the beginning and 71.8 MB in the end (delta: -23.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:27,079 INFO L168 Benchmark]: CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 65.0 MB in the beginning and 65.0 MB in the end (delta: 65.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:27,081 INFO L168 Benchmark]: CACSL2BoogieTranslator took 290.52 ms. Allocated memory is still 83.9 MB. Free memory was 48.3 MB in the beginning and 59.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:27,082 INFO L168 Benchmark]: Boogie Procedure Inliner took 45.78 ms. Allocated memory is still 83.9 MB. Free memory was 59.9 MB in the beginning and 57.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:27,083 INFO L168 Benchmark]: Boogie Preprocessor took 34.15 ms. Allocated memory is still 83.9 MB. Free memory was 57.9 MB in the beginning and 56.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:27,084 INFO L168 Benchmark]: RCFGBuilder took 485.19 ms. Allocated memory is still 83.9 MB. Free memory was 56.3 MB in the beginning and 42.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:27,091 INFO L168 Benchmark]: TraceAbstraction took 473.35 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 41.6 MB in the beginning and 72.2 MB in the end (delta: -30.6 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:27,092 INFO L168 Benchmark]: Witness Printer took 6.89 ms. Allocated memory is still 100.7 MB. Free memory was 72.2 MB in the beginning and 71.8 MB in the end (delta: 412.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:27,098 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31 ms. Allocated memory is still 83.9 MB. Free memory was 65.0 MB in the beginning and 65.0 MB in the end (delta: 65.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 290.52 ms. Allocated memory is still 83.9 MB. Free memory was 48.3 MB in the beginning and 59.9 MB in the end (delta: -11.5 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 45.78 ms. Allocated memory is still 83.9 MB. Free memory was 59.9 MB in the beginning and 57.9 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 34.15 ms. Allocated memory is still 83.9 MB. Free memory was 57.9 MB in the beginning and 56.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 485.19 ms. Allocated memory is still 83.9 MB. Free memory was 56.3 MB in the beginning and 42.1 MB in the end (delta: 14.2 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 473.35 ms. Allocated memory was 83.9 MB in the beginning and 100.7 MB in the end (delta: 16.8 MB). Free memory was 41.6 MB in the beginning and 72.2 MB in the end (delta: -30.6 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 6.89 ms. Allocated memory is still 100.7 MB. Free memory was 72.2 MB in the beginning and 71.8 MB in the end (delta: 412.2 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, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms 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: 352.1ms, OverallIterations: 1, TraceHistogramMax: 1, EmptinessCheckTime: 8.7ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 10.2ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms 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, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 27.8ms SsaConstructionTime, 71.9ms SatisfiabilityAnalysisTime, 0.0ms 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 [2021-10-13 00:44:27,152 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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-4e77c04 [2021-10-13 00:44:29,726 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:44:29,728 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:44:29,780 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:44:29,781 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:44:29,786 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:44:29,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:44:29,796 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:44:29,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:44:29,805 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:44:29,806 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:44:29,808 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:44:29,809 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:44:29,812 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:44:29,814 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:44:29,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:44:29,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:44:29,820 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:44:29,824 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:44:29,834 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:44:29,836 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:44:29,838 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:44:29,840 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:44:29,843 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:44:29,852 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:44:29,853 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:44:29,854 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:44:29,856 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:44:29,857 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:44:29,858 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:44:29,858 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:44:29,859 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:44:29,861 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:44:29,863 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:44:29,864 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:44:29,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:44:29,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:44:29,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:44:29,867 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:44:29,869 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:44:29,870 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:44:29,871 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2021-10-13 00:44:29,921 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:44:29,922 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:44:29,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:44:29,923 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:44:29,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:44:29,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:44:29,926 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:44:29,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:44:29,926 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:44:29,926 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:44:29,927 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:44:29,928 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:44:29,928 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:44:29,928 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:44:29,929 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-13 00:44:29,929 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-13 00:44:29,929 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:44:29,929 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:44:29,929 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:44:29,930 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:44:29,930 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:44:29,930 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:44:29,930 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:44:29,931 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:29,931 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:44:29,931 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:44:29,932 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:44:29,932 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-10-13 00:44:29,932 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-13 00:44:29,932 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:44:29,933 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:44:29,933 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 00:44:29,933 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d18c017f419dc210dcbafa8af1edf74b131b258 [2021-10-13 00:44:30,306 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:44:30,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:44:30,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:44:30,332 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:44:30,333 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:44:30,334 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-13 00:44:30,413 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/a12813972/e983cd0769e84a48b90c4dbfe1f78ae0/FLAGc462a9c1b [2021-10-13 00:44:30,966 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:44:30,970 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c [2021-10-13 00:44:30,979 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/a12813972/e983cd0769e84a48b90c4dbfe1f78ae0/FLAGc462a9c1b [2021-10-13 00:44:31,332 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/data/a12813972/e983cd0769e84a48b90c4dbfe1f78ae0 [2021-10-13 00:44:31,341 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:44:31,343 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:44:31,348 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:31,349 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:44:31,353 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:44:31,354 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,355 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1814f109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31, skipping insertion in model container [2021-10-13 00:44:31,356 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,364 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:44:31,392 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:44:31,594 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-13 00:44:31,631 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:31,645 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:44:31,691 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/sv-benchmarks/c/float-benchs/filter2_iterated.c[447,460] [2021-10-13 00:44:31,796 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:44:31,816 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:44:31,817 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31 WrapperNode [2021-10-13 00:44:31,817 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:44:31,818 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:31,818 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:44:31,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:44:31,826 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,840 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,869 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:44:31,870 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:44:31,870 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:44:31,871 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:44:31,880 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,886 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,887 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,908 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,913 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:44:31,914 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:44:31,914 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:44:31,914 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:44:31,915 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:44:31" (1/1) ... [2021-10-13 00:44:31,935 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:44:31,949 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:44:31,963 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:44:31,985 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:44:32,028 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-10-13 00:44:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-13 00:44:32,029 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:44:32,030 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-10-13 00:44:32,030 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:44:32,030 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:44:32,031 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2021-10-13 00:44:49,407 WARN L228 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1) with exit command (exit)) stderr output: (error "out of memory") [2021-10-13 00:44:49,408 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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 [2021-10-13 00:44:49,412 INFO L168 Benchmark]: Toolchain (without parser) took 18067.58 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 29.1 MB in the beginning and 46.6 MB in the end (delta: -17.4 MB). Peak memory consumption was 14.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:49,412 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 52.4 MB. Free memory was 33.9 MB in the beginning and 33.9 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:44:49,414 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 101 [2021-10-13 00:44:49,414 INFO L168 Benchmark]: CACSL2BoogieTranslator took 469.25 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.9 MB in the beginning and 50.4 MB in the end (delta: -21.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:49,426 INFO L168 Benchmark]: Boogie Procedure Inliner took 51.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.4 MB in the beginning and 48.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:49,427 INFO L168 Benchmark]: Boogie Preprocessor took 42.68 ms. Allocated memory is still 69.2 MB. Free memory was 48.4 MB in the beginning and 46.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:49,428 INFO L168 Benchmark]: RCFGBuilder took 17496.53 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 46.6 MB in the end (delta: -98.4 kB). Peak memory consumption was 16.8 MB. Max. memory is 16.1 GB. [2021-10-13 00:44:49,432 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 52.4 MB. Free memory was 33.9 MB in the beginning and 33.9 MB in the end (delta: 37.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 469.25 ms. Allocated memory was 52.4 MB in the beginning and 69.2 MB in the end (delta: 16.8 MB). Free memory was 28.9 MB in the beginning and 50.4 MB in the end (delta: -21.5 MB). Peak memory consumption was 7.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 51.36 ms. Allocated memory is still 69.2 MB. Free memory was 50.4 MB in the beginning and 48.4 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 42.68 ms. Allocated memory is still 69.2 MB. Free memory was 48.4 MB in the beginning and 46.5 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 17496.53 ms. Allocated memory is still 69.2 MB. Free memory was 46.5 MB in the beginning and 46.6 MB in the end (delta: -98.4 kB). Peak memory consumption was 16.8 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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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_8d73ba05-9fd2-4566-9f76-88f7c9fea320/bin/uautomizer-WNIpwEf4Nt/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...