./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:03:57,682 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:03:57,684 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:03:57,719 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:03:57,720 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:03:57,721 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:03:57,723 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:03:57,726 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:03:57,729 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:03:57,730 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:03:57,732 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:03:57,733 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:03:57,734 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:03:57,736 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:03:57,738 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:03:57,740 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:03:57,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:03:57,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:03:57,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:03:57,748 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:03:57,751 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:03:57,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:03:57,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:03:57,756 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:03:57,764 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:03:57,767 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:03:57,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:03:57,770 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:03:57,770 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:03:57,771 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:03:57,772 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:03:57,773 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:03:57,774 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:03:57,775 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:03:57,777 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:03:57,777 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:03:57,779 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:03:57,779 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:03:57,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:03:57,781 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:03:57,782 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:03:57,784 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:03:57,829 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:03:57,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:03:57,831 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:03:57,832 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:03:57,833 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:03:57,833 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:03:57,833 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:03:57,833 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:03:57,840 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:03:57,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:03:57,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:03:57,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:03:57,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:03:57,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:03:57,843 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:03:57,843 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:03:57,843 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:03:57,843 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:03:57,844 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:03:57,844 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:03:57,844 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:03:57,844 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:57,845 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:03:57,845 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:03:57,845 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:03:57,845 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:03:57,846 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:03:57,846 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:03:57,846 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2021-11-23 15:03:58,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:03:58,232 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:03:58,235 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:03:58,237 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:03:58,238 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:03:58,240 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2021-11-23 15:03:58,328 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/4970e1719/bc030f5e8c894d668594687e940d9ca1/FLAGd7569a1ca [2021-11-23 15:03:58,897 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:03:58,898 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2021-11-23 15:03:58,911 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/4970e1719/bc030f5e8c894d668594687e940d9ca1/FLAGd7569a1ca [2021-11-23 15:03:59,242 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/4970e1719/bc030f5e8c894d668594687e940d9ca1 [2021-11-23 15:03:59,245 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:03:59,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:03:59,259 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:59,259 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:03:59,266 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:03:59,267 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,269 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1e2b168b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59, skipping insertion in model container [2021-11-23 15:03:59,270 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,276 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:03:59,301 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:03:59,605 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2021-11-23 15:03:59,626 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:59,638 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:03:59,676 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2021-11-23 15:03:59,689 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:03:59,713 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:03:59,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59 WrapperNode [2021-11-23 15:03:59,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:03:59,715 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:59,715 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:03:59,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:03:59,725 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,783 INFO L137 Inliner]: procedures = 18, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 147 [2021-11-23 15:03:59,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:03:59,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:03:59,785 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:03:59,785 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:03:59,794 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,794 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,808 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,809 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,822 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,835 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:03:59,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:03:59,845 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:03:59,845 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:03:59,850 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:03:59" (1/1) ... [2021-11-23 15:03:59,857 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:03:59,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:03:59,889 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:03:59,912 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:03:59,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:03:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:03:59,941 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:03:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-23 15:03:59,943 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:03:59,944 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:03:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-23 15:03:59,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:00,048 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:00,051 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:00,309 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:00,321 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:00,322 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:00,325 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:00 BoogieIcfgContainer [2021-11-23 15:04:00,325 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:00,326 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:00,326 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:00,338 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:00,339 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:00" (1/1) ... [2021-11-23 15:04:00,348 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:00,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:00,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:04:00,411 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:04:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:04:00,414 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:00,415 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:00,465 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 15:04:00,470 INFO L158 Benchmark]: Toolchain (without parser) took 1221.05ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 51.5MB in the beginning and 75.0MB in the end (delta: -23.5MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,471 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 67.9MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:00,472 INFO L158 Benchmark]: CACSL2BoogieTranslator took 455.04ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 51.3MB in the beginning and 96.4MB in the end (delta: -45.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,473 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.80ms. Allocated memory is still 121.6MB. Free memory was 96.4MB in the beginning and 94.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,474 INFO L158 Benchmark]: Boogie Preprocessor took 59.05ms. Allocated memory is still 121.6MB. Free memory was 94.4MB in the beginning and 93.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:00,475 INFO L158 Benchmark]: RCFGBuilder took 480.99ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 81.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,476 INFO L158 Benchmark]: CodeCheck took 142.05ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 75.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:00,480 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 0.34ms. Allocated memory is still 88.1MB. Free memory was 67.9MB in the beginning and 67.9MB in the end (delta: 42.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 455.04ms. Allocated memory was 88.1MB in the beginning and 121.6MB in the end (delta: 33.6MB). Free memory was 51.3MB in the beginning and 96.4MB in the end (delta: -45.2MB). Peak memory consumption was 7.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.80ms. Allocated memory is still 121.6MB. Free memory was 96.4MB in the beginning and 94.4MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.05ms. Allocated memory is still 121.6MB. Free memory was 94.4MB in the beginning and 93.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 480.99ms. Allocated memory is still 121.6MB. Free memory was 93.1MB in the beginning and 81.0MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 142.05ms. Allocated memory is still 121.6MB. Free memory was 81.0MB in the beginning and 75.0MB in the end (delta: 6.0MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:00,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu --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 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:04:03,067 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:04:03,071 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:04:03,126 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:04:03,127 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:04:03,131 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:04:03,134 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:04:03,138 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:04:03,142 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:04:03,148 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:04:03,152 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:04:03,154 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:04:03,154 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:04:03,157 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:04:03,159 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:04:03,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:04:03,166 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:04:03,167 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:04:03,169 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:04:03,177 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:04:03,179 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:04:03,180 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:04:03,184 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:04:03,186 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:04:03,195 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:04:03,196 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:04:03,196 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:04:03,198 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:04:03,199 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:04:03,200 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:04:03,201 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:04:03,202 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:04:03,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:04:03,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:04:03,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:04:03,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:04:03,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:04:03,210 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:04:03,210 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:04:03,212 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:04:03,213 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:04:03,214 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:04:03,261 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:04:03,261 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:04:03,263 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:04:03,263 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:04:03,265 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:04:03,265 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:04:03,266 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:04:03,266 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:04:03,266 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:04:03,267 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:04:03,268 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:04:03,268 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:04:03,269 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:04:03,269 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:04:03,269 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:04:03,270 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:04:03,270 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:04:03,270 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:04:03,271 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:04:03,271 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:04:03,271 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:04:03,272 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:04:03,272 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:04:03,272 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:03,273 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:04:03,273 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:04:03,273 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:04:03,274 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:04:03,274 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:04:03,274 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:04:03,275 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:04:03,275 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:04:03,275 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3507c00d68b8e41390815967879286d70904cb2355267878593fbddaafb4b556 [2021-11-23 15:04:03,673 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:04:03,694 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:04:03,696 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:04:03,698 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:04:03,700 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:04:03,702 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2021-11-23 15:04:03,764 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/d62ce4b82/e600216897e04e8d923fea800f2059a3/FLAG04aa73022 [2021-11-23 15:04:04,236 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:04:04,237 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c [2021-11-23 15:04:04,256 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/d62ce4b82/e600216897e04e8d923fea800f2059a3/FLAG04aa73022 [2021-11-23 15:04:04,595 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/data/d62ce4b82/e600216897e04e8d923fea800f2059a3 [2021-11-23 15:04:04,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:04:04,601 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:04:04,604 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:04,604 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:04:04,607 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:04:04,609 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:04,610 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff346c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04, skipping insertion in model container [2021-11-23 15:04:04,610 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:04,617 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:04:04,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:04:04,866 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2021-11-23 15:04:04,886 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:04,898 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:04:04,922 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_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/sv-benchmarks/c/float-benchs/interpolation.c.v+nlh-reducer.c[1314,1327] [2021-11-23 15:04:04,928 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:04:04,944 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:04:04,944 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04 WrapperNode [2021-11-23 15:04:04,945 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:04:04,946 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:04,946 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:04:04,946 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:04:04,954 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:04,965 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:04,989 INFO L137 Inliner]: procedures = 19, calls = 46, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2021-11-23 15:04:04,990 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:04:04,990 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:04:04,991 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:04:04,991 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:04:04,998 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:04,999 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,004 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,004 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,016 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,021 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,025 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:04:05,026 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:04:05,026 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:04:05,026 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:04:05,027 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:04" (1/1) ... [2021-11-23 15:04:05,034 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:04:05,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:04:05,057 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:04:05,083 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:04:05,119 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:04:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-23 15:04:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:04:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:04:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-23 15:04:05,120 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:04:05,120 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:04:05,121 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:04:05,209 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:04:05,211 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:04:10,700 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:04:10,734 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 15:04:10,735 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 15:04:10,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:10 BoogieIcfgContainer [2021-11-23 15:04:10,737 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 15:04:10,738 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 15:04:10,738 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 15:04:10,748 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 15:04:10,748 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:10" (1/1) ... [2021-11-23 15:04:10,757 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 15:04:10,805 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 15:04:10,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 36 states to 23 states and 36 transitions. [2021-11-23 15:04:10,812 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 36 transitions. [2021-11-23 15:04:10,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2021-11-23 15:04:10,814 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 15:04:10,815 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 15:04:10,858 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 15:04:10,862 INFO L158 Benchmark]: Toolchain (without parser) took 6260.56ms. Allocated memory is still 60.8MB. Free memory was 40.1MB in the beginning and 24.4MB in the end (delta: 15.6MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-11-23 15:04:10,863 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:10,864 INFO L158 Benchmark]: CACSL2BoogieTranslator took 341.13ms. Allocated memory is still 60.8MB. Free memory was 39.9MB in the beginning and 28.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-23 15:04:10,865 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.92ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 26.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:04:10,865 INFO L158 Benchmark]: Boogie Preprocessor took 34.82ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 25.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:04:10,866 INFO L158 Benchmark]: RCFGBuilder took 5711.36ms. Allocated memory is still 60.8MB. Free memory was 24.8MB in the beginning and 30.5MB in the end (delta: -5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:10,867 INFO L158 Benchmark]: CodeCheck took 122.69ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 24.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-23 15:04:10,870 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 0.30ms. Allocated memory is still 60.8MB. Free memory was 41.7MB in the beginning and 41.6MB in the end (delta: 84.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 341.13ms. Allocated memory is still 60.8MB. Free memory was 39.9MB in the beginning and 28.5MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.92ms. Allocated memory is still 60.8MB. Free memory was 28.3MB in the beginning and 26.5MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.82ms. Allocated memory is still 60.8MB. Free memory was 26.5MB in the beginning and 25.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5711.36ms. Allocated memory is still 60.8MB. Free memory was 24.8MB in the beginning and 30.5MB in the end (delta: -5.7MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * CodeCheck took 122.69ms. Allocated memory is still 60.8MB. Free memory was 30.3MB in the beginning and 24.4MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:04:10,936 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67372ab2-4344-4967-a7c5-e31b9cfa8cf1/bin/ukojak-CwSLpZB5Qu/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