./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c.p+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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:11:35,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:11:35,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:11:35,926 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:11:35,927 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:11:35,928 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:11:35,930 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:11:35,933 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:11:35,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:11:35,937 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:11:35,938 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:11:35,939 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:11:35,940 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:11:35,942 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:11:35,944 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:11:35,945 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:11:35,946 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:11:35,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:11:35,950 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:11:35,955 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:11:35,963 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:11:35,964 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:11:35,966 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:11:35,970 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:11:35,975 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:11:35,979 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:11:35,980 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:11:35,981 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:11:35,983 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:11:35,984 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:11:35,985 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:11:35,986 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:11:35,988 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:11:35,990 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:11:35,992 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:11:35,992 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:11:35,993 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:11:35,994 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:11:35,994 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:11:35,995 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:11:35,996 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:11:35,997 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-21 06:11:36,044 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:11:36,044 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:11:36,046 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:11:36,046 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:11:36,047 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:11:36,047 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:11:36,048 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:11:36,048 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:11:36,048 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-21 06:11:36,049 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:11:36,050 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:11:36,050 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:11:36,051 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:11:36,051 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:11:36,051 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:11:36,052 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:11:36,052 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:11:36,052 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:11:36,052 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:11:36,053 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:11:36,053 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:11:36,053 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:11:36,054 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:11:36,054 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:11:36,054 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:11:36,055 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-21 06:11:36,055 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-21 06:11:36,055 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:11:36,056 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 [2021-11-21 06:11:36,400 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:11:36,431 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:11:36,434 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:11:36,435 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:11:36,436 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:11:36,438 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2021-11-21 06:11:36,520 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/ac15f58eb/44d97e5acac74f6b8a5f6a855527243d/FLAG3f217347e [2021-11-21 06:11:37,032 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:11:37,032 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2021-11-21 06:11:37,039 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/ac15f58eb/44d97e5acac74f6b8a5f6a855527243d/FLAG3f217347e [2021-11-21 06:11:37,382 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/ac15f58eb/44d97e5acac74f6b8a5f6a855527243d [2021-11-21 06:11:37,386 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:11:37,390 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:11:37,392 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:11:37,393 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:11:37,396 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:11:37,397 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,399 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41163ac1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37, skipping insertion in model container [2021-11-21 06:11:37,399 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,408 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:11:37,430 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:11:37,712 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2021-11-21 06:11:37,729 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:11:37,742 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:11:37,779 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2021-11-21 06:11:37,781 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:11:37,795 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:11:37,795 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37 WrapperNode [2021-11-21 06:11:37,795 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:11:37,797 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:11:37,797 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:11:37,798 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:11:37,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,829 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,845 INFO L137 Inliner]: procedures = 18, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 99 [2021-11-21 06:11:37,846 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:11:37,847 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:11:37,847 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:11:37,847 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:11:37,855 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,856 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,858 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,858 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,867 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,869 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,870 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,873 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:11:37,874 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:11:37,874 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:11:37,874 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:11:37,875 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:37" (1/1) ... [2021-11-21 06:11:37,890 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:11:37,900 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:11:37,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:11:37,943 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:11:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:11:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-21 06:11:37,975 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:11:37,978 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-11-21 06:11:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:11:37,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:11:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2021-11-21 06:11:37,979 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:11:38,064 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:11:38,066 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:11:38,271 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:11:38,283 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:11:38,297 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:11:38,300 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:11:38 BoogieIcfgContainer [2021-11-21 06:11:38,300 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:11:38,301 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:11:38,301 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:11:38,314 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:11:38,329 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:11:38" (1/1) ... [2021-11-21 06:11:38,339 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:11:38,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:38,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-21 06:11:38,437 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-21 06:11:38,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:11:38,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:38,441 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:38,483 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 06:11:38,490 INFO L158 Benchmark]: Toolchain (without parser) took 1097.20ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.6MB in the beginning and 66.2MB in the end (delta: -12.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2021-11-21 06:11:38,490 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 90.2MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:11:38,493 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.46ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.4MB in the beginning and 86.0MB in the end (delta: -32.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:11:38,494 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.79ms. Allocated memory is still 111.1MB. Free memory was 86.0MB in the beginning and 84.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 06:11:38,495 INFO L158 Benchmark]: Boogie Preprocessor took 26.30ms. Allocated memory is still 111.1MB. Free memory was 84.3MB in the beginning and 83.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:11:38,496 INFO L158 Benchmark]: RCFGBuilder took 426.61ms. Allocated memory is still 111.1MB. Free memory was 83.3MB in the beginning and 72.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:11:38,497 INFO L158 Benchmark]: CodeCheck took 185.35ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 66.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-21 06:11:38,506 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 0.30ms. Allocated memory is still 90.2MB. Free memory is still 70.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.46ms. Allocated memory was 90.2MB in the beginning and 111.1MB in the end (delta: 21.0MB). Free memory was 53.4MB in the beginning and 86.0MB in the end (delta: -32.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.79ms. Allocated memory is still 111.1MB. Free memory was 86.0MB in the beginning and 84.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 26.30ms. Allocated memory is still 111.1MB. Free memory was 84.3MB in the beginning and 83.3MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 426.61ms. Allocated memory is still 111.1MB. Free memory was 83.3MB in the beginning and 72.5MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 185.35ms. Allocated memory is still 111.1MB. Free memory was 72.5MB in the beginning and 66.2MB 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 06:11:38,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-53f42b1 [2021-11-21 06:11:41,080 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-21 06:11:41,083 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-21 06:11:41,139 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-21 06:11:41,140 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-21 06:11:41,141 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-21 06:11:41,143 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-21 06:11:41,145 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-21 06:11:41,148 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-21 06:11:41,149 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-21 06:11:41,150 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-21 06:11:41,152 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-21 06:11:41,152 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-21 06:11:41,153 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-21 06:11:41,155 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-21 06:11:41,157 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-21 06:11:41,158 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-21 06:11:41,159 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-21 06:11:41,162 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-21 06:11:41,164 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-21 06:11:41,166 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-21 06:11:41,168 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-21 06:11:41,169 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-21 06:11:41,170 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-21 06:11:41,174 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-21 06:11:41,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-21 06:11:41,175 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-21 06:11:41,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-21 06:11:41,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-21 06:11:41,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-21 06:11:41,179 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-21 06:11:41,180 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-21 06:11:41,181 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-21 06:11:41,181 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-21 06:11:41,183 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-21 06:11:41,183 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-21 06:11:41,184 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-21 06:11:41,185 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-21 06:11:41,185 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-21 06:11:41,186 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-21 06:11:41,187 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-21 06:11:41,187 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-21 06:11:41,214 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-21 06:11:41,214 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-21 06:11:41,215 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-21 06:11:41,216 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-21 06:11:41,216 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-21 06:11:41,216 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-21 06:11:41,217 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-21 06:11:41,217 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-21 06:11:41,217 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-21 06:11:41,217 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-21 06:11:41,218 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-21 06:11:41,218 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-21 06:11:41,218 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-21 06:11:41,218 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-21 06:11:41,218 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-21 06:11:41,219 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-21 06:11:41,219 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-21 06:11:41,219 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-21 06:11:41,219 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-21 06:11:41,219 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-21 06:11:41,220 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-21 06:11:41,220 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-21 06:11:41,220 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-21 06:11:41,220 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:11:41,220 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-21 06:11:41,221 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-21 06:11:41,221 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-21 06:11:41,221 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-21 06:11:41,221 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-21 06:11:41,221 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-21 06:11:41,222 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-21 06:11:41,222 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-21 06:11:41,222 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 198a885d453136e0f485e10bae010eb2ed68236b2d57919bf162df9bdad27ee6 [2021-11-21 06:11:41,565 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-21 06:11:41,589 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-21 06:11:41,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-21 06:11:41,594 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-21 06:11:41,595 INFO L275 PluginConnector]: CDTParser initialized [2021-11-21 06:11:41,596 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/../../sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2021-11-21 06:11:41,676 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/17d228b57/66edbd6ec16849058f01ed6dc625699c/FLAG4fff2a3e3 [2021-11-21 06:11:42,298 INFO L306 CDTParser]: Found 1 translation units. [2021-11-21 06:11:42,300 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c [2021-11-21 06:11:42,308 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/17d228b57/66edbd6ec16849058f01ed6dc625699c/FLAG4fff2a3e3 [2021-11-21 06:11:42,628 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/data/17d228b57/66edbd6ec16849058f01ed6dc625699c [2021-11-21 06:11:42,634 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-21 06:11:42,636 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-21 06:11:42,638 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-21 06:11:42,638 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-21 06:11:42,644 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-21 06:11:42,644 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:11:42" (1/1) ... [2021-11-21 06:11:42,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ce03268 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:42, skipping insertion in model container [2021-11-21 06:11:42,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:11:42" (1/1) ... [2021-11-21 06:11:42,654 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-21 06:11:42,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-21 06:11:42,896 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2021-11-21 06:11:42,912 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:11:42,937 INFO L203 MainTranslator]: Completed pre-run [2021-11-21 06:11:43,003 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_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/sv-benchmarks/c/float-benchs/interpolation.c.p+cfa-reducer.c[1306,1319] [2021-11-21 06:11:43,013 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-21 06:11:43,037 INFO L208 MainTranslator]: Completed translation [2021-11-21 06:11:43,038 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43 WrapperNode [2021-11-21 06:11:43,038 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-21 06:11:43,040 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-21 06:11:43,041 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-21 06:11:43,041 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-21 06:11:43,048 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,071 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,108 INFO L137 Inliner]: procedures = 19, calls = 33, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 100 [2021-11-21 06:11:43,108 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-21 06:11:43,109 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-21 06:11:43,109 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-21 06:11:43,110 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-21 06:11:43,118 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,119 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,128 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,129 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,155 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,157 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,160 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,168 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-21 06:11:43,171 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-21 06:11:43,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-21 06:11:43,172 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-21 06:11:43,173 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:11:43" (1/1) ... [2021-11-21 06:11:43,180 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-21 06:11:43,192 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 [2021-11-21 06:11:43,204 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-21 06:11:43,240 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/bin/ukojak-vF6T2TMglN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-21 06:11:43,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-21 06:11:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2021-11-21 06:11:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-21 06:11:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-21 06:11:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2021-11-21 06:11:43,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-21 06:11:43,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-21 06:11:43,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-21 06:11:43,374 INFO L236 CfgBuilder]: Building ICFG [2021-11-21 06:11:43,375 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-21 06:11:44,665 INFO L277 CfgBuilder]: Performing block encoding [2021-11-21 06:11:44,697 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-21 06:11:44,701 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-21 06:11:44,704 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:11:44 BoogieIcfgContainer [2021-11-21 06:11:44,704 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-21 06:11:44,705 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-21 06:11:44,705 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-21 06:11:44,715 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-21 06:11:44,716 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:11:44" (1/1) ... [2021-11-21 06:11:44,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-21 06:11:44,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-21 06:11:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 17 states and 24 transitions. [2021-11-21 06:11:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 17 states and 24 transitions. [2021-11-21 06:11:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2021-11-21 06:11:44,816 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-21 06:11:44,817 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-21 06:11:44,863 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 06:11:44,867 INFO L158 Benchmark]: Toolchain (without parser) took 2229.83ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 51.0MB in the beginning and 70.2MB in the end (delta: -19.2MB). Peak memory consumption was 4.8MB. Max. memory is 16.1GB. [2021-11-21 06:11:44,868 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 69.2MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:11:44,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 400.83ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 50.8MB in the end (delta: -69.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-21 06:11:44,870 INFO L158 Benchmark]: Boogie Procedure Inliner took 68.05ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-21 06:11:44,870 INFO L158 Benchmark]: Boogie Preprocessor took 60.52ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:11:44,871 INFO L158 Benchmark]: RCFGBuilder took 1533.43ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 34.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-21 06:11:44,872 INFO L158 Benchmark]: CodeCheck took 160.12ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 70.2MB in the end (delta: -36.2MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-21 06:11:44,876 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 0.32ms. Allocated memory is still 69.2MB. Free memory is still 50.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 400.83ms. Allocated memory is still 69.2MB. Free memory was 50.7MB in the beginning and 50.8MB in the end (delta: -69.6kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 68.05ms. Allocated memory is still 69.2MB. Free memory was 50.8MB in the beginning and 49.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.52ms. Allocated memory is still 69.2MB. Free memory was 49.1MB in the beginning and 47.7MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1533.43ms. Allocated memory is still 69.2MB. Free memory was 47.5MB in the beginning and 34.0MB in the end (delta: 13.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 160.12ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 34.0MB in the beginning and 70.2MB in the end (delta: -36.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-21 06:11:44,925 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4980970-ebd7-44f7-8a80-ce97a9fdfd5a/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