./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 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak --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 Kojak --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-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/filter2_iterated.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak --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 Kojak --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 (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:20:35,783 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:20:35,789 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:20:35,848 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:20:35,849 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:20:35,856 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:20:35,858 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:20:35,863 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:20:35,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:20:35,873 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:20:35,874 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:20:35,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:20:35,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:20:35,881 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:20:35,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:20:35,885 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:20:35,887 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:20:35,892 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:20:35,895 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:20:35,905 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:20:35,908 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:20:35,909 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:20:35,912 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:20:35,913 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:20:35,916 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:20:35,917 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:20:35,917 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:20:35,919 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:20:35,920 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:20:35,921 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:20:35,922 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:20:35,923 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:20:35,925 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:20:35,926 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:20:35,927 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:20:35,927 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:20:35,928 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:20:35,929 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:20:35,929 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:20:35,930 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:20:35,931 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:20:35,933 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:20:35,972 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:20:35,972 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:20:35,973 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:20:35,974 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:20:35,974 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:20:35,975 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:20:35,975 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:20:35,975 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:20:35,976 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:20:35,976 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:20:35,977 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:20:35,978 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:20:35,978 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:20:35,978 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:20:35,978 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:20:35,978 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:20:35,979 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:20:35,979 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:20:35,979 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:20:35,979 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:20:35,980 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:20:35,980 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:20:35,980 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:35,981 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:20:35,981 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:20:35,981 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:20:35,981 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:20:35,982 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:20:35,982 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:20:35,984 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-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d18c017f419dc210dcbafa8af1edf74b131b258 [2020-12-01 18:20:36,242 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:20:36,274 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:20:36,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:20:36,278 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:20:36,280 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:20:36,281 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2020-12-01 18:20:36,385 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/8f2dfa27c/2dac7898432840559a4301f6162c74b5/FLAG7bf29671c [2020-12-01 18:20:36,966 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:20:36,970 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/sv-benchmarks/c/float-benchs/filter2_iterated.c [2020-12-01 18:20:36,983 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/8f2dfa27c/2dac7898432840559a4301f6162c74b5/FLAG7bf29671c [2020-12-01 18:20:37,303 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/8f2dfa27c/2dac7898432840559a4301f6162c74b5 [2020-12-01 18:20:37,306 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:20:37,308 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:20:37,322 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:37,323 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:20:37,326 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:20:37,327 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,331 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2fd9acc3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37, skipping insertion in model container [2020-12-01 18:20:37,331 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:20:37,365 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:20:37,562 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:37,572 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:20:37,600 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:37,618 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:20:37,618 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37 WrapperNode [2020-12-01 18:20:37,619 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:37,620 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:37,620 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:20:37,620 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:20:37,631 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,659 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,685 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:37,686 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:20:37,686 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:20:37,687 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:20:37,695 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,695 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,698 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,698 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,708 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,712 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,714 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... [2020-12-01 18:20:37,717 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:20:37,718 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:20:37,718 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:20:37,718 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:20:37,719 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:20:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:20:37,782 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2020-12-01 18:20:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~real [2020-12-01 18:20:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:20:37,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:20:37,783 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2020-12-01 18:20:39,131 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:20:39,131 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 18:20:39,133 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:39 BoogieIcfgContainer [2020-12-01 18:20:39,133 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:20:39,134 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:20:39,134 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:20:39,143 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:20:39,143 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:20:39" (1/1) ... [2020-12-01 18:20:39,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-12-01 18:20:39,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2020-12-01 18:20:39,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 6 states and 7 transitions. [2020-12-01 18:20:39,190 INFO L276 IsEmpty]: Start isEmpty. Operand 6 states and 7 transitions. [2020-12-01 18:20:39,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-12-01 18:20:39,192 INFO L428 CodeCheckObserver]: Error Path is FOUND. [2020-12-01 18:20:39,223 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort Real not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:141) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:448) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) 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) [2020-12-01 18:20:39,227 INFO L168 Benchmark]: Toolchain (without parser) took 1918.07 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 52.7 MB in the beginning and 55.7 MB in the end (delta: -3.0 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,228 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 81.8 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:20:39,229 INFO L168 Benchmark]: CACSL2BoogieTranslator took 297.02 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 52.5 MB in the beginning and 75.1 MB in the end (delta: -22.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,230 INFO L168 Benchmark]: Boogie Procedure Inliner took 65.58 ms. Allocated memory is still 100.7 MB. Free memory was 75.1 MB in the beginning and 73.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,230 INFO L168 Benchmark]: Boogie Preprocessor took 30.92 ms. Allocated memory is still 100.7 MB. Free memory was 73.2 MB in the beginning and 71.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,231 INFO L168 Benchmark]: RCFGBuilder took 1415.68 ms. Allocated memory is still 100.7 MB. Free memory was 71.5 MB in the beginning and 60.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,232 INFO L168 Benchmark]: CodeCheck took 90.54 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 55.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-12-01 18:20:39,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort Real not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort Real not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:419) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 81.8 MB. Free memory is still 36.8 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 297.02 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 52.5 MB in the beginning and 75.1 MB in the end (delta: -22.6 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 65.58 ms. Allocated memory is still 100.7 MB. Free memory was 75.1 MB in the beginning and 73.2 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 30.92 ms. Allocated memory is still 100.7 MB. Free memory was 73.2 MB in the beginning and 71.9 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1415.68 ms. Allocated memory is still 100.7 MB. Free memory was 71.5 MB in the beginning and 60.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 30.0 MB. Max. memory is 16.1 GB. * CodeCheck took 90.54 ms. Allocated memory is still 100.7 MB. Free memory was 60.5 MB in the beginning and 55.7 MB in the end (delta: 4.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:20:41,856 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:20:41,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:20:41,890 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:20:41,891 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:20:41,893 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:20:41,894 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:20:41,897 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:20:41,899 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:20:41,900 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:20:41,902 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:20:41,903 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:20:41,904 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:20:41,919 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:20:41,921 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:20:41,922 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:20:41,923 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:20:41,924 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:20:41,927 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:20:41,929 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:20:41,931 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:20:41,937 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:20:41,939 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:20:41,945 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:20:41,953 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:20:41,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:20:41,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:20:41,960 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:20:41,963 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:20:41,965 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:20:41,965 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:20:41,966 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:20:41,967 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:20:41,968 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:20:41,970 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:20:41,970 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:20:41,971 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:20:41,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:20:41,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:20:41,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:20:41,974 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:20:41,975 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:20:42,023 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:20:42,024 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:20:42,026 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:20:42,026 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:20:42,027 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:20:42,027 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:20:42,028 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:20:42,028 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:20:42,028 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:20:42,028 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:20:42,029 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:20:42,030 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:20:42,030 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:20:42,030 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:20:42,030 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:20:42,031 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:20:42,031 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:20:42,031 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:20:42,031 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:20:42,031 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:20:42,032 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:20:42,032 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:20:42,032 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:20:42,032 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:20:42,033 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:42,033 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:20:42,033 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:20:42,033 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:20:42,034 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:20:42,034 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:20:42,034 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:20:42,034 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:20:42,035 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:20:42,035 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-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4d18c017f419dc210dcbafa8af1edf74b131b258 [2020-12-01 18:20:42,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:20:42,453 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:20:42,455 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:20:42,457 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:20:42,457 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:20:42,458 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/../../sv-benchmarks/c/float-benchs/filter2_iterated.c [2020-12-01 18:20:42,539 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/fa8abb8b8/11a3bfcd689642fa9a6e59789fa4f66b/FLAGe3b167c3d [2020-12-01 18:20:43,155 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:20:43,159 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/sv-benchmarks/c/float-benchs/filter2_iterated.c [2020-12-01 18:20:43,168 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/fa8abb8b8/11a3bfcd689642fa9a6e59789fa4f66b/FLAGe3b167c3d [2020-12-01 18:20:43,486 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/data/fa8abb8b8/11a3bfcd689642fa9a6e59789fa4f66b [2020-12-01 18:20:43,489 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:20:43,491 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:20:43,492 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:43,493 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:20:43,496 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:20:43,497 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:43,499 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58276dd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43, skipping insertion in model container [2020-12-01 18:20:43,499 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:43,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:20:43,524 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:20:43,748 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:43,802 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:20:43,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:20:43,902 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:20:43,904 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43 WrapperNode [2020-12-01 18:20:43,906 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:20:43,907 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:43,908 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:20:43,908 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:20:43,916 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:43,943 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:43,988 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:20:43,992 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:20:43,993 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:20:43,993 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:20:44,002 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,002 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,015 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,016 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,035 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,054 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,057 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... [2020-12-01 18:20:44,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:20:44,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:20:44,070 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:20:44,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:20:44,071 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:20:43" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1b21666d-7e11-470d-8b74-1ea022158638/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:20:44,142 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2020-12-01 18:20:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:20:44,143 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:20:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2020-12-01 18:20:44,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:20:44,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:20:44,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~intFLOATTYPE4 [2020-12-01 18:21:04,976 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000) stderr output: (error "out of memory") [2020-12-01 18:21:04,979 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseCheckSatResult(Executor.java:226) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.checkSat(Scriptor.java:153) 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:716) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$ProcedureCfgBuilder.access$1(CfgBuilder.java:630) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:264) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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$do_action(Parser.java:1461) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:654) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:419) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:206) ... 26 more [2020-12-01 18:21:04,984 INFO L168 Benchmark]: Toolchain (without parser) took 21491.56 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 49.3 MB in the beginning and 62.8 MB in the end (delta: -13.5 MB). Peak memory consumption was 23.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:04,985 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:21:04,986 INFO L168 Benchmark]: CACSL2BoogieTranslator took 413.93 ms. Allocated memory is still 67.1 MB. Free memory was 49.0 MB in the beginning and 47.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:04,987 INFO L168 Benchmark]: Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 45.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:04,988 INFO L168 Benchmark]: Boogie Preprocessor took 77.80 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:04,990 INFO L168 Benchmark]: RCFGBuilder took 20911.55 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 43.4 MB in the beginning and 62.8 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:21:05,001 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 413.93 ms. Allocated memory is still 67.1 MB. Free memory was 49.0 MB in the beginning and 47.5 MB in the end (delta: 1.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 83.70 ms. Allocated memory is still 67.1 MB. Free memory was 47.5 MB in the beginning and 45.3 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 77.80 ms. Allocated memory is still 67.1 MB. Free memory was 45.3 MB in the beginning and 43.4 MB in the end (delta: 1.9 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 20911.55 ms. Allocated memory was 67.1 MB in the beginning and 83.9 MB in the end (delta: 16.8 MB). Free memory was 43.4 MB in the beginning and 62.8 MB in the end (delta: -19.4 MB). Peak memory consumption was 20.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: SMTLIBException: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000)Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:209) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...