./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ --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 a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:06:59,700 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:06:59,704 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:06:59,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:06:59,751 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:06:59,753 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:06:59,755 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:06:59,759 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:06:59,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:06:59,764 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:06:59,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:06:59,767 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:06:59,768 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:06:59,770 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:06:59,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:06:59,775 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:06:59,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:06:59,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:06:59,782 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:06:59,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:06:59,789 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:06:59,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:06:59,793 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:06:59,794 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:06:59,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:06:59,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:06:59,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:06:59,803 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:06:59,804 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:06:59,806 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:06:59,806 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:06:59,808 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:06:59,809 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:06:59,811 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:06:59,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:06:59,813 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:06:59,814 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:06:59,815 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:06:59,815 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:06:59,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:06:59,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:06:59,819 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 01:06:59,850 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:06:59,850 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:06:59,851 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:06:59,852 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:06:59,853 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:06:59,853 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:06:59,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:06:59,854 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:06:59,854 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:06:59,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:06:59,855 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:06:59,855 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:06:59,855 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:06:59,855 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:06:59,856 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:06:59,856 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:06:59,856 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:06:59,857 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:06:59,857 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:06:59,857 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:06:59,857 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:06:59,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:06:59,858 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:06:59,858 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:06:59,859 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:06:59,859 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 01:06:59,859 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:06:59,860 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:06:59,860 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-23 01:07:00,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:07:00,307 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:07:00,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:07:00,314 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:07:00,316 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:07:00,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 01:07:00,425 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/85e504dbb/0749de2f9460463a987fee2779e7f46e/FLAG0bea8b261 [2021-11-23 01:07:01,149 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:07:01,151 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 01:07:01,167 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/85e504dbb/0749de2f9460463a987fee2779e7f46e/FLAG0bea8b261 [2021-11-23 01:07:01,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/85e504dbb/0749de2f9460463a987fee2779e7f46e [2021-11-23 01:07:01,473 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:07:01,477 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:07:01,482 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:01,483 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:07:01,487 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:07:01,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43c0ed9f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01, skipping insertion in model container [2021-11-23 01:07:01,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,500 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:07:01,526 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:07:01,802 WARN L230 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 01:07:01,809 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:01,820 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:07:01,850 WARN L230 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 01:07:01,853 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:01,869 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:07:01,869 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01 WrapperNode [2021-11-23 01:07:01,870 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:01,871 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:01,871 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:07:01,871 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:07:01,881 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,892 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,920 INFO L137 Inliner]: procedures = 18, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 108 [2021-11-23 01:07:01,920 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:01,921 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:07:01,922 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:07:01,922 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:07:01,932 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,933 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,936 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,936 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,945 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,948 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,950 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,953 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:07:01,954 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:07:01,955 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:07:01,955 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:07:01,957 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:01" (1/1) ... [2021-11-23 01:07:01,967 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:01,981 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:07:02,000 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:07:02,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:07:02,066 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:07:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:07:02,067 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:07:02,070 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 01:07:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:07:02,071 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:07:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 01:07:02,071 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:07:02,181 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:07:02,183 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:07:02,484 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:07:02,519 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:07:02,520 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:07:02,523 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:02 BoogieIcfgContainer [2021-11-23 01:07:02,536 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:07:02,537 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:07:02,538 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:07:02,564 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:07:02,564 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:02" (1/1) ... [2021-11-23 01:07:02,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:07:02,676 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:02,687 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 01:07:02,688 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 01:07:02,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:07:02,691 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:02,693 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:02,752 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.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:159) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 01:07:02,759 INFO L158 Benchmark]: Toolchain (without parser) took 1279.55ms. Allocated memory is still 134.2MB. Free memory was 97.1MB in the beginning and 86.5MB in the end (delta: 10.6MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 01:07:02,760 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 134.2MB. Free memory was 106.7MB in the beginning and 106.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:07:02,763 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.01ms. Allocated memory is still 134.2MB. Free memory was 97.1MB in the beginning and 106.6MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 01:07:02,764 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.47ms. Allocated memory is still 134.2MB. Free memory was 106.6MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:07:02,766 INFO L158 Benchmark]: Boogie Preprocessor took 32.18ms. Allocated memory is still 134.2MB. Free memory was 105.3MB in the beginning and 103.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:07:02,767 INFO L158 Benchmark]: RCFGBuilder took 581.98ms. Allocated memory is still 134.2MB. Free memory was 103.6MB in the beginning and 92.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:07:02,768 INFO L158 Benchmark]: CodeCheck took 218.26ms. Allocated memory is still 134.2MB. Free memory was 91.9MB in the beginning and 86.5MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 01:07:02,781 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 0.40ms. Allocated memory is still 134.2MB. Free memory was 106.7MB in the beginning and 106.7MB in the end (delta: 28.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.01ms. Allocated memory is still 134.2MB. Free memory was 97.1MB in the beginning and 106.6MB in the end (delta: -9.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.47ms. Allocated memory is still 134.2MB. Free memory was 106.6MB in the beginning and 105.3MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 32.18ms. Allocated memory is still 134.2MB. Free memory was 105.3MB in the beginning and 103.6MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 581.98ms. Allocated memory is still 134.2MB. Free memory was 103.6MB in the beginning and 92.7MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 218.26ms. Allocated memory is still 134.2MB. Free memory was 91.9MB in the beginning and 86.5MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:07:02,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ --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 a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 01:07:05,999 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:07:06,001 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:07:06,034 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:07:06,035 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:07:06,036 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:07:06,038 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:07:06,041 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:07:06,043 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:07:06,044 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:07:06,046 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:07:06,047 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:07:06,048 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:07:06,058 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:07:06,062 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:07:06,065 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:07:06,068 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:07:06,069 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:07:06,073 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:07:06,081 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:07:06,084 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:07:06,086 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:07:06,088 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:07:06,091 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:07:06,101 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:07:06,101 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:07:06,102 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:07:06,104 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:07:06,105 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:07:06,106 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:07:06,107 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:07:06,108 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:07:06,110 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:07:06,120 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:07:06,122 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:07:06,122 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:07:06,123 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:07:06,123 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:07:06,124 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:07:06,126 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:07:06,127 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:07:06,132 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 01:07:06,174 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:07:06,175 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:07:06,176 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 01:07:06,176 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 01:07:06,177 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:07:06,178 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:07:06,178 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:07:06,179 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 01:07:06,179 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 01:07:06,179 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:07:06,179 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:07:06,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:07:06,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:07:06,180 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 01:07:06,181 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 01:07:06,181 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 01:07:06,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 01:07:06,182 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:07:06,182 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:07:06,182 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:07:06,183 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 01:07:06,183 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 01:07:06,183 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:07:06,184 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:06,184 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:07:06,184 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:07:06,185 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:07:06,185 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 01:07:06,185 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 01:07:06,186 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:07:06,186 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 01:07:06,186 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 01:07:06,187 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a8b1eb5a7109aada0c5a8e0cf18025c738de8d1a2cd1a38b7a389d7c7a6495a7 [2021-11-23 01:07:06,664 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:07:06,700 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:07:06,704 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:07:06,705 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:07:06,707 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:07:06,709 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 01:07:06,793 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/edbae19b6/368e30c72210472199659d028bfd831a/FLAGe9b18d42a [2021-11-23 01:07:07,506 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:07:07,506 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c [2021-11-23 01:07:07,514 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/edbae19b6/368e30c72210472199659d028bfd831a/FLAGe9b18d42a [2021-11-23 01:07:07,820 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/data/edbae19b6/368e30c72210472199659d028bfd831a [2021-11-23 01:07:07,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:07:07,825 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:07:07,827 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:07,827 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:07:07,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:07:07,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:07" (1/1) ... [2021-11-23 01:07:07,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70b24f90 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:07, skipping insertion in model container [2021-11-23 01:07:07,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:07:07" (1/1) ... [2021-11-23 01:07:07,845 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:07:07,870 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:07:08,066 WARN L230 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 01:07:08,073 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:08,116 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:07:08,181 WARN L230 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_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/sv-benchmarks/c/float-benchs/interpolation.c.v+cfa-reducer.c[1314,1327] [2021-11-23 01:07:08,191 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:07:08,231 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:07:08,232 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08 WrapperNode [2021-11-23 01:07:08,232 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:07:08,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:08,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:07:08,234 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:07:08,244 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,258 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,287 INFO L137 Inliner]: procedures = 19, calls = 37, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 109 [2021-11-23 01:07:08,287 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:07:08,288 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:07:08,288 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:07:08,288 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:07:08,299 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,300 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,306 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,306 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,318 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,321 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,324 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,329 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:07:08,330 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:07:08,330 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:07:08,330 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:07:08,331 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:07:08" (1/1) ... [2021-11-23 01:07:08,340 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 01:07:08,358 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 01:07:08,383 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 01:07:08,406 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 01:07:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:07:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 01:07:08,446 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 01:07:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:07:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 01:07:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:07:08,447 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:07:08,447 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:07:08,578 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:07:08,581 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:07:10,389 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:07:10,426 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:07:10,427 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:07:10,430 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:10 BoogieIcfgContainer [2021-11-23 01:07:10,430 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:07:10,432 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 01:07:10,432 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 01:07:10,445 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 01:07:10,445 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:07:10" (1/1) ... [2021-11-23 01:07:10,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:07:10,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:10,525 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-23 01:07:10,525 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-23 01:07:10,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-23 01:07:10,528 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:10,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:10,588 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec 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.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) 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:145) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) 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) [2021-11-23 01:07:10,594 INFO L158 Benchmark]: Toolchain (without parser) took 2767.58ms. Allocated memory is still 69.2MB. Free memory was 53.7MB in the beginning and 51.1MB in the end (delta: 2.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2021-11-23 01:07:10,595 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:07:10,596 INFO L158 Benchmark]: CACSL2BoogieTranslator took 406.10ms. Allocated memory is still 69.2MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 01:07:10,597 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.54ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 01:07:10,598 INFO L158 Benchmark]: Boogie Preprocessor took 41.09ms. Allocated memory is still 69.2MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 01:07:10,599 INFO L158 Benchmark]: RCFGBuilder took 2100.52ms. Allocated memory is still 69.2MB. Free memory was 48.6MB in the beginning and 34.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 01:07:10,600 INFO L158 Benchmark]: CodeCheck took 160.06ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 51.1MB in the end (delta: -16.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-23 01:07:10,604 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec 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 0.46ms. Allocated memory is still 69.2MB. Free memory is still 50.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 406.10ms. Allocated memory is still 69.2MB. Free memory was 53.5MB in the beginning and 51.8MB in the end (delta: 1.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.54ms. Allocated memory is still 69.2MB. Free memory was 51.8MB in the beginning and 50.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.09ms. Allocated memory is still 69.2MB. Free memory was 50.1MB in the beginning and 48.6MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 2100.52ms. Allocated memory is still 69.2MB. Free memory was 48.6MB in the beginning and 34.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 160.06ms. Allocated memory is still 69.2MB. Free memory was 34.4MB in the beginning and 51.1MB in the end (delta: -16.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 01:07:10,673 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_311e6d6b-3eb5-40e0-a951-b8a8604b9e07/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared