./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 53f42b1a Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:39:02,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:39:02,160 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:39:02,200 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:39:02,201 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:39:02,202 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:39:02,205 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:39:02,208 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:39:02,210 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:39:02,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:39:02,213 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:39:02,215 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:39:02,216 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:39:02,217 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:39:02,219 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:39:02,221 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:39:02,222 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:39:02,224 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:39:02,227 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:39:02,230 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:39:02,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:39:02,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:39:02,236 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:39:02,237 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:39:02,242 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:39:02,242 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:39:02,243 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:39:02,244 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:39:02,245 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:39:02,247 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:39:02,247 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:39:02,248 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:39:02,249 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:39:02,251 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:39:02,252 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:39:02,253 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:39:02,254 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:39:02,254 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:39:02,254 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:39:02,256 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:39:02,257 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:39:02,258 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:39:02,282 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:39:02,282 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:39:02,283 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:39:02,283 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:39:02,284 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:39:02,284 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:39:02,285 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:39:02,285 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:39:02,285 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:39:02,286 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:39:02,286 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:39:02,286 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:39:02,286 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:39:02,286 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:39:02,287 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:39:02,287 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:39:02,287 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:39:02,287 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:39:02,288 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:39:02,288 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:39:02,288 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:39:02,288 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:39:02,289 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:39:02,289 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:39:02,289 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:39:02,289 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:39:02,290 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:39:02,290 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:39:02,290 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2021-11-21 06:39:02,644 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:39:02,676 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:39:02,680 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:39:02,681 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:39:02,684 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:39:02,687 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-21 06:39:02,786 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/929de1553/88316343b0fd46f4a913c04617862f51/FLAG4da8c2ec3 [2021-11-21 06:39:03,291 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:39:03,292 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-21 06:39:03,299 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/929de1553/88316343b0fd46f4a913c04617862f51/FLAG4da8c2ec3 [2021-11-21 06:39:03,674 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/929de1553/88316343b0fd46f4a913c04617862f51 [2021-11-21 06:39:03,677 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:39:03,678 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:39:03,680 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:39:03,680 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:39:03,683 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:39:03,684 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2021-11-21 06:39:03,685 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762a9bb7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:03, skipping insertion in model container [2021-11-21 06:39:03,686 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:03" (1/1) ... [2021-11-21 06:39:03,693 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:39:03,709 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:39:03,932 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-21 06:39:03,938 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:39:03,947 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:39:03,980 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-21 06:39:03,985 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:39:04,000 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:39:04,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04 WrapperNode [2021-11-21 06:39:04,001 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:39:04,002 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:39:04,002 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:39:04,002 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:39:04,011 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,022 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,052 INFO L137 Inliner]: procedures = 18, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 148 [2021-11-21 06:39:04,053 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:39:04,054 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:39:04,054 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:39:04,054 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:39:04,065 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,065 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,069 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,070 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,083 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,085 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,088 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:39:04,089 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:39:04,089 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:39:04,089 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:39:04,090 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:39:04,111 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:39:04,122 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:39:04,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:39:04,164 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:39:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:39:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:39:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-21 06:39:04,165 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:39:04,166 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:39:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-21 06:39:04,166 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:39:04,247 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:39:04,249 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:39:04,443 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:39:04,459 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:39:04,460 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:39:04,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:04 BoogieIcfgContainer [2021-11-21 06:39:04,463 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:39:04,464 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:39:04,464 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:39:04,486 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:39:04,486 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:04" (1/1) ... [2021-11-21 06:39:04,498 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:39:04,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:04,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-21 06:39:04,585 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-21 06:39:04,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:39:04,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:04,589 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:04,637 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) [2021-11-21 06:39:04,643 INFO L158 Benchmark]: Toolchain (without parser) took 963.23ms. Allocated memory is still 98.6MB. Free memory was 64.9MB in the beginning and 51.4MB in the end (delta: 13.5MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,644 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:39:04,646 INFO L158 Benchmark]: CACSL2BoogieTranslator took 321.12ms. Allocated memory is still 98.6MB. Free memory was 64.9MB in the beginning and 73.0MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,647 INFO L158 Benchmark]: Boogie Procedure Inliner took 50.89ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 71.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,648 INFO L158 Benchmark]: Boogie Preprocessor took 34.46ms. Allocated memory is still 98.6MB. Free memory was 71.4MB in the beginning and 69.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,649 INFO L158 Benchmark]: RCFGBuilder took 374.22ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 57.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,650 INFO L158 Benchmark]: CodeCheck took 177.08ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 51.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 06:39:04,654 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 0.39ms. Allocated memory is still 98.6MB. Free memory was 68.2MB in the beginning and 68.1MB in the end (delta: 28.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 321.12ms. Allocated memory is still 98.6MB. Free memory was 64.9MB in the beginning and 73.0MB in the end (delta: -8.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 50.89ms. Allocated memory is still 98.6MB. Free memory was 73.0MB in the beginning and 71.4MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.46ms. Allocated memory is still 98.6MB. Free memory was 71.4MB in the beginning and 69.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 374.22ms. Allocated memory is still 98.6MB. Free memory was 69.8MB in the beginning and 57.7MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 177.08ms. Allocated memory is still 98.6MB. Free memory was 57.7MB in the beginning and 51.4MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:39:04,708 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN --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 a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:39:07,506 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:39:07,510 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:39:07,574 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:39:07,575 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:39:07,581 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:39:07,582 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:39:07,585 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:39:07,587 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:39:07,589 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:39:07,590 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:39:07,592 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:39:07,593 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:39:07,595 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:39:07,597 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:39:07,599 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:39:07,600 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:39:07,602 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:39:07,604 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:39:07,608 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:39:07,610 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:39:07,612 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:39:07,614 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:39:07,615 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:39:07,620 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:39:07,621 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:39:07,621 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:39:07,623 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:39:07,623 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:39:07,625 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:39:07,626 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:39:07,627 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:39:07,628 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:39:07,629 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:39:07,631 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:39:07,631 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:39:07,632 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:39:07,654 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:39:07,655 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:39:07,656 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:39:07,657 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:39:07,658 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 06:39:07,687 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:39:07,688 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:39:07,692 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:39:07,692 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:39:07,693 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:39:07,694 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:39:07,695 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:39:07,695 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:39:07,695 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:39:07,695 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:39:07,697 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:39:07,697 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:39:07,697 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:39:07,698 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 06:39:07,698 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 06:39:07,698 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 06:39:07,698 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:39:07,699 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:39:07,699 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:39:07,699 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:39:07,700 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:39:07,700 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:39:07,700 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:39:07,701 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:39:07,701 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:39:07,702 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:39:07,702 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:39:07,702 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 06:39:07,702 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 06:39:07,703 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:39:07,703 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 06:39:07,703 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 06:39:07,704 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a4b21fc033f5ea5cebc3419535848f3ce92b08a7177da8a580c018ae56dea99e [2021-11-21 06:39:08,180 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:39:08,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:39:08,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:39:08,219 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:39:08,220 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:39:08,223 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-21 06:39:08,304 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/1c46ad0cc/8cba5897956a48979dcecf987107eebf/FLAGf46b72e32 [2021-11-21 06:39:09,006 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:39:09,008 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c [2021-11-21 06:39:09,018 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/1c46ad0cc/8cba5897956a48979dcecf987107eebf/FLAGf46b72e32 [2021-11-21 06:39:09,333 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/data/1c46ad0cc/8cba5897956a48979dcecf987107eebf [2021-11-21 06:39:09,338 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:39:09,340 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:39:09,343 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:39:09,344 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:39:09,348 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:39:09,349 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,351 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8ba9cbe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09, skipping insertion in model container [2021-11-21 06:39:09,351 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,361 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:39:09,388 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:39:09,613 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-21 06:39:09,618 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:39:09,630 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:39:09,712 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_76e5f1cd-c4d1-4746-a1b8-7844112e3028/sv-benchmarks/c/float-benchs/interpolation2.c.v+cfa-reducer.c[1463,1476] [2021-11-21 06:39:09,716 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:39:09,736 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:39:09,737 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09 WrapperNode [2021-11-21 06:39:09,737 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:39:09,738 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:39:09,739 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:39:09,739 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:39:09,748 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,763 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,794 INFO L137 Inliner]: procedures = 19, calls = 63, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 149 [2021-11-21 06:39:09,794 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:39:09,795 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:39:09,796 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:39:09,796 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:39:09,806 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,813 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,827 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,830 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,833 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,838 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:39:09,839 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:39:09,839 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:39:09,839 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:39:09,840 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:39:09" (1/1) ... [2021-11-21 06:39:09,848 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:39:09,879 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:39:09,898 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:39:09,903 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:39:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:39:09,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-21 06:39:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 06:39:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:39:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-21 06:39:09,949 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:39:09,949 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:39:09,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:39:10,042 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:39:10,044 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:39:20,868 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:39:20,927 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:39:20,928 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:39:20,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:20 BoogieIcfgContainer [2021-11-21 06:39:20,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:39:20,932 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:39:20,933 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:39:20,945 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:39:20,945 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:39:20" (1/1) ... [2021-11-21 06:39:20,957 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:39:21,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:39:21,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 16 states and 23 transitions. [2021-11-21 06:39:21,060 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 23 transitions. [2021-11-21 06:39:21,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:39:21,064 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:39:21,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:39:21,120 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) [2021-11-21 06:39:21,127 INFO L158 Benchmark]: Toolchain (without parser) took 11784.95ms. Allocated memory is still 86.0MB. Free memory was 50.6MB in the beginning and 68.6MB in the end (delta: -18.0MB). Peak memory consumption was 16.4MB. Max. memory is 16.1GB. [2021-11-21 06:39:21,128 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 86.0MB. Free memory was 67.2MB in the beginning and 67.1MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:39:21,129 INFO L158 Benchmark]: CACSL2BoogieTranslator took 394.01ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 68.8MB in the end (delta: -18.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. [2021-11-21 06:39:21,130 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.30ms. Allocated memory is still 86.0MB. Free memory was 68.8MB in the beginning and 66.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 06:39:21,131 INFO L158 Benchmark]: Boogie Preprocessor took 42.75ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 65.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:39:21,133 INFO L158 Benchmark]: RCFGBuilder took 11092.29ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 45.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-11-21 06:39:21,134 INFO L158 Benchmark]: CodeCheck took 192.41ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 68.6MB in the end (delta: -23.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-11-21 06:39:21,140 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 0.34ms. Allocated memory is still 86.0MB. Free memory was 67.2MB in the beginning and 67.1MB in the end (delta: 72.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 394.01ms. Allocated memory is still 86.0MB. Free memory was 50.4MB in the beginning and 68.8MB in the end (delta: -18.4MB). Peak memory consumption was 7.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.30ms. Allocated memory is still 86.0MB. Free memory was 68.8MB in the beginning and 66.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 42.75ms. Allocated memory is still 86.0MB. Free memory was 66.9MB in the beginning and 65.4MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 11092.29ms. Allocated memory is still 86.0MB. Free memory was 65.2MB in the beginning and 45.5MB in the end (delta: 19.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 192.41ms. Allocated memory is still 86.0MB. Free memory was 45.5MB in the beginning and 68.6MB in the end (delta: -23.1MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:39:21,212 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_76e5f1cd-c4d1-4746-a1b8-7844112e3028/bin/ukojak-vF6T2TMglN/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared