./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/interpolation.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:52:01,306 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:52:01,308 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:52:01,327 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:52:01,327 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:52:01,328 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:52:01,329 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:52:01,331 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:52:01,332 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:52:01,333 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:52:01,334 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:52:01,335 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:52:01,335 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:52:01,336 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:52:01,337 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:52:01,338 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:52:01,339 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:52:01,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:52:01,341 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:52:01,343 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:52:01,344 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:52:01,345 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:52:01,346 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:52:01,347 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:52:01,350 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:52:01,351 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:52:01,351 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:52:01,352 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:52:01,352 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:52:01,353 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:52:01,353 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:52:01,354 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:52:01,354 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:52:01,355 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:52:01,356 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:52:01,356 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:52:01,357 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:52:01,357 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:52:01,357 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:52:01,358 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:52:01,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:52:01,359 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 18:52:01,378 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:52:01,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:52:01,379 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:52:01,379 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:52:01,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:52:01,391 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:52:01,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:52:01,391 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:52:01,392 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:52:01,392 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 18:52:01,392 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:52:01,392 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:52:01,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:52:01,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:52:01,393 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:52:01,393 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:52:01,393 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:52:01,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:52:01,394 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:52:01,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:52:01,394 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:52:01,394 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:52:01,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:52:01,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:52:01,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:52:01,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:52:01,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:52:01,395 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 18:52:01,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 18:52:01,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:52:01,396 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-12-14 18:52:01,573 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:52:01,590 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:52:01,592 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:52:01,593 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:52:01,593 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:52:01,594 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 18:52:04,227 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:52:04,360 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:52:04,361 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 18:52:04,367 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/6c359ff12/9085a6a8858240d2a1c582ee880dea63/FLAGf5ce024be [2022-12-14 18:52:04,381 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/6c359ff12/9085a6a8858240d2a1c582ee880dea63 [2022-12-14 18:52:04,383 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:52:04,385 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:52:04,386 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:52:04,386 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:52:04,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:52:04,389 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,390 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d662687 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04, skipping insertion in model container [2022-12-14 18:52:04,391 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,398 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:52:04,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:52:04,537 WARN L237 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 18:52:04,554 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:52:04,563 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:52:04,574 WARN L237 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 18:52:04,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:52:04,596 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:52:04,596 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04 WrapperNode [2022-12-14 18:52:04,597 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:52:04,598 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:52:04,598 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:52:04,598 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:52:04,606 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,614 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,633 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2022-12-14 18:52:04,634 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:52:04,634 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:52:04,635 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:52:04,635 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:52:04,644 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,646 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,646 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,652 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,657 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,658 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,659 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:52:04,660 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:52:04,660 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:52:04,661 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:52:04,661 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:52:04,678 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:52:04,689 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:52:04,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:52:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:52:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 18:52:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:52:04,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-12-14 18:52:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:52:04,726 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:52:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-12-14 18:52:04,726 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:52:04,790 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:52:04,792 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:52:04,893 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:52:04,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:52:04,934 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:52:04,936 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:52:04 BoogieIcfgContainer [2022-12-14 18:52:04,936 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:52:04,936 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:52:04,937 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:52:04,944 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:52:04,944 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:52:04" (1/1) ... [2022-12-14 18:52:04,951 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:52:04,984 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:04,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-12-14 18:52:04,989 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-12-14 18:52:04,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:52:04,990 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:04,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:05,021 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:385) 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:156) 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) [2022-12-14 18:52:05,023 INFO L158 Benchmark]: Toolchain (without parser) took 638.30ms. Allocated memory is still 132.1MB. Free memory was 97.8MB in the beginning and 63.3MB in the end (delta: 34.6MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-12-14 18:52:05,024 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:52:05,024 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.27ms. Allocated memory is still 132.1MB. Free memory was 97.5MB in the beginning and 87.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:52:05,025 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.27ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 85.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:52:05,025 INFO L158 Benchmark]: Boogie Preprocessor took 25.14ms. Allocated memory is still 132.1MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:52:05,025 INFO L158 Benchmark]: RCFGBuilder took 275.72ms. Allocated memory is still 132.1MB. Free memory was 84.0MB in the beginning and 69.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-12-14 18:52:05,026 INFO L158 Benchmark]: CodeCheck took 85.89ms. Allocated memory is still 132.1MB. Free memory was 69.4MB in the beginning and 63.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:52:05,029 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11ms. Allocated memory is still 132.1MB. Free memory is still 102.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.27ms. Allocated memory is still 132.1MB. Free memory was 97.5MB in the beginning and 87.1MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.27ms. Allocated memory is still 132.1MB. Free memory was 87.1MB in the beginning and 85.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.14ms. Allocated memory is still 132.1MB. Free memory was 85.4MB in the beginning and 84.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 275.72ms. Allocated memory is still 132.1MB. Free memory was 84.0MB in the beginning and 69.4MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 85.89ms. Allocated memory is still 132.1MB. Free memory was 69.4MB in the beginning and 63.3MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:52:05,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/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/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-2329fc7 [2022-12-14 18:52:06,772 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 18:52:06,774 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 18:52:06,787 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 18:52:06,788 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 18:52:06,788 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 18:52:06,789 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 18:52:06,790 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 18:52:06,792 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 18:52:06,792 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 18:52:06,793 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 18:52:06,794 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 18:52:06,794 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 18:52:06,795 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 18:52:06,796 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 18:52:06,796 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 18:52:06,797 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 18:52:06,798 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 18:52:06,799 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 18:52:06,800 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 18:52:06,801 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 18:52:06,802 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 18:52:06,803 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 18:52:06,804 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 18:52:06,806 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 18:52:06,806 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 18:52:06,806 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 18:52:06,807 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 18:52:06,808 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 18:52:06,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 18:52:06,809 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 18:52:06,809 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 18:52:06,810 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 18:52:06,810 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 18:52:06,811 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 18:52:06,811 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 18:52:06,812 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 18:52:06,812 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 18:52:06,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 18:52:06,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 18:52:06,813 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 18:52:06,814 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 18:52:06,837 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 18:52:06,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 18:52:06,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 18:52:06,839 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 18:52:06,839 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 18:52:06,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 18:52:06,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 18:52:06,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 18:52:06,842 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 18:52:06,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 18:52:06,842 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:52:06,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 18:52:06,843 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 18:52:06,844 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-12-14 18:52:07,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 18:52:07,110 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 18:52:07,112 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 18:52:07,113 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 18:52:07,113 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 18:52:07,114 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 18:52:09,722 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 18:52:09,902 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 18:52:09,903 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c [2022-12-14 18:52:09,909 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/2459c7d79/bd84bddabf734f03a57634de3d3bcb25/FLAGcacb1b364 [2022-12-14 18:52:09,923 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/data/2459c7d79/bd84bddabf734f03a57634de3d3bcb25 [2022-12-14 18:52:09,925 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 18:52:09,927 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 18:52:09,928 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 18:52:09,928 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 18:52:09,931 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 18:52:09,931 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:52:09" (1/1) ... [2022-12-14 18:52:09,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17c1d3b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:09, skipping insertion in model container [2022-12-14 18:52:09,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:52:09" (1/1) ... [2022-12-14 18:52:09,939 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 18:52:09,951 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 18:52:10,072 WARN L237 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 18:52:10,092 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:52:10,104 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 18:52:10,117 WARN L237 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_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-12-14 18:52:10,128 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 18:52:10,144 INFO L208 MainTranslator]: Completed translation [2022-12-14 18:52:10,144 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10 WrapperNode [2022-12-14 18:52:10,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 18:52:10,146 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 18:52:10,146 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 18:52:10,146 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 18:52:10,153 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,162 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,182 INFO L138 Inliner]: procedures = 19, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-12-14 18:52:10,182 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 18:52:10,183 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 18:52:10,183 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 18:52:10,183 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 18:52:10,192 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,193 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,196 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,197 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,205 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,209 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,211 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,212 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 18:52:10,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 18:52:10,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 18:52:10,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 18:52:10,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:52:10" (1/1) ... [2022-12-14 18:52:10,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 18:52:10,234 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 18:52:10,244 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 18:52:10,246 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 18:52:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 18:52:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-12-14 18:52:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 18:52:10,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 18:52:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-12-14 18:52:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 18:52:10,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 18:52:10,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 18:52:10,336 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 18:52:10,338 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 18:52:13,051 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 18:52:13,126 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 18:52:13,126 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-12-14 18:52:13,128 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:52:13 BoogieIcfgContainer [2022-12-14 18:52:13,128 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 18:52:13,129 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 18:52:13,129 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 18:52:13,136 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 18:52:13,136 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:52:13" (1/1) ... [2022-12-14 18:52:13,142 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 18:52:13,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 18:52:13,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-12-14 18:52:13,178 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-12-14 18:52:13,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-12-14 18:52:13,179 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 18:52:13,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 18:52:13,210 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:385) 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:156) 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) [2022-12-14 18:52:13,212 INFO L158 Benchmark]: Toolchain (without parser) took 3285.51ms. Allocated memory is still 94.4MB. Free memory was 72.1MB in the beginning and 57.4MB in the end (delta: 14.7MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,213 INFO L158 Benchmark]: CDTParser took 0.10ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 18:52:13,214 INFO L158 Benchmark]: CACSL2BoogieTranslator took 217.37ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 60.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.81ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 59.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,214 INFO L158 Benchmark]: Boogie Preprocessor took 32.10ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 57.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,215 INFO L158 Benchmark]: RCFGBuilder took 2912.17ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 63.5MB in the end (delta: -6.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,215 INFO L158 Benchmark]: CodeCheck took 82.92ms. Allocated memory is still 94.4MB. Free memory was 63.5MB in the beginning and 57.4MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-12-14 18:52:13,217 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:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.10ms. Allocated memory is still 67.1MB. Free memory was 45.8MB in the beginning and 45.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 217.37ms. Allocated memory is still 94.4MB. Free memory was 71.8MB in the beginning and 60.7MB in the end (delta: 11.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.81ms. Allocated memory is still 94.4MB. Free memory was 60.7MB in the beginning and 59.0MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.10ms. Allocated memory is still 94.4MB. Free memory was 59.0MB in the beginning and 57.2MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2912.17ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 63.5MB in the end (delta: -6.4MB). Peak memory consumption was 17.3MB. Max. memory is 16.1GB. * CodeCheck took 82.92ms. Allocated memory is still 94.4MB. Free memory was 63.5MB in the beginning and 57.4MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 18:52:13,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_71872c58-8f3a-4cb8-bf3a-3c4f3da303f1/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared