./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 b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 23:55:27,162 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:55:27,165 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:55:27,211 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:55:27,214 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:55:27,215 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:55:27,218 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:55:27,223 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:55:27,226 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:55:27,227 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:55:27,230 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:55:27,233 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:55:27,234 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:55:27,238 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:55:27,240 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:55:27,242 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:55:27,245 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:55:27,252 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:55:27,254 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:55:27,259 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:55:27,260 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:55:27,266 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:55:27,267 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:55:27,268 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:55:27,272 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:55:27,272 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:55:27,272 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:55:27,273 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:55:27,274 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:55:27,275 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:55:27,275 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:55:27,276 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:55:27,277 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:55:27,277 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:55:27,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:55:27,282 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:55:27,283 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:55:27,283 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:55:27,284 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:55:27,296 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:55:27,297 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:55:27,298 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 23:55:27,343 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:55:27,343 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:55:27,344 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:55:27,344 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:55:27,345 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:55:27,345 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:55:27,346 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:55:27,346 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:55:27,346 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:55:27,346 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 23:55:27,347 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:55:27,347 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:55:27,347 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:55:27,348 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:55:27,349 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:55:27,349 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:55:27,349 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:55:27,349 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:55:27,349 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:27,350 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:55:27,350 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:55:27,350 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:55:27,350 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 23:55:27,350 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 23:55:27,351 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:55:27,351 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-11-21 23:55:27,635 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:55:27,656 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:55:27,659 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:55:27,660 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:55:27,661 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:55:27,662 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-11-21 23:55:30,639 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:55:30,873 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:55:30,873 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c [2022-11-21 23:55:30,880 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/123d42f7a/e8b2c56189b34548ab3ef3fafe719e1f/FLAG0711d3847 [2022-11-21 23:55:30,897 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/123d42f7a/e8b2c56189b34548ab3ef3fafe719e1f [2022-11-21 23:55:30,900 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:55:30,902 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:55:30,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:30,904 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:55:30,908 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:55:30,909 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:30" (1/1) ... [2022-11-21 23:55:30,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71a7aee7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:30, skipping insertion in model container [2022-11-21 23:55:30,910 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:30" (1/1) ... [2022-11-21 23:55:30,918 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:55:30,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:55:31,168 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-11-21 23:55:31,199 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:31,209 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:55:31,225 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-11-21 23:55:31,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:31,267 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:55:31,268 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31 WrapperNode [2022-11-21 23:55:31,270 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:31,272 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:31,273 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:55:31,273 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:55:31,281 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,330 INFO L138 Inliner]: procedures = 18, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 78 [2022-11-21 23:55:31,330 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:31,331 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:55:31,331 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:55:31,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:55:31,341 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,342 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,347 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,347 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,364 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,371 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,377 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,382 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,384 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:55:31,385 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:55:31,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:55:31,387 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:55:31,388 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:31,409 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:55:31,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:55:31,446 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 23:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2022-11-21 23:55:31,478 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:55:31,479 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:55:31,479 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2022-11-21 23:55:31,479 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:55:31,558 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:55:31,561 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:55:31,782 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:55:31,845 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:55:31,846 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:55:31,848 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:31 BoogieIcfgContainer [2022-11-21 23:55:31,848 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:55:31,849 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:55:31,850 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:55:31,862 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:55:31,862 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:31" (1/1) ... [2022-11-21 23:55:31,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:55:31,949 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:31,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-11-21 23:55:31,956 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-11-21 23:55:31,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:55:31,958 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:31,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:32,004 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) [2022-11-21 23:55:32,011 INFO L158 Benchmark]: Toolchain (without parser) took 1108.18ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 35.2MB in the beginning and 57.1MB in the end (delta: -21.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:55:32,012 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 94.4MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 70.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:55:32,014 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.89ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 81.3MB in the end (delta: -46.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2022-11-21 23:55:32,015 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.10ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 79.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:32,016 INFO L158 Benchmark]: Boogie Preprocessor took 53.57ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:32,017 INFO L158 Benchmark]: RCFGBuilder took 463.24ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 63.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 23:55:32,018 INFO L158 Benchmark]: CodeCheck took 160.27ms. Allocated memory is still 113.2MB. Free memory was 63.4MB in the beginning and 57.1MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 23:55:32,028 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 0.25ms. Allocated memory is still 94.4MB. Free memory was 61.2MB in the beginning and 61.1MB in the end (delta: 70.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.89ms. Allocated memory was 94.4MB in the beginning and 113.2MB in the end (delta: 18.9MB). Free memory was 35.1MB in the beginning and 81.3MB in the end (delta: -46.3MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.10ms. Allocated memory is still 113.2MB. Free memory was 81.3MB in the beginning and 79.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.57ms. Allocated memory is still 113.2MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.24ms. Allocated memory is still 113.2MB. Free memory was 77.9MB in the beginning and 63.4MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 160.27ms. Allocated memory is still 113.2MB. Free memory was 63.4MB in the beginning and 57.1MB 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. [2022-11-21 23:55:32,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/interpolation.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg --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-b5237d8 [2022-11-21 23:55:34,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 23:55:34,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 23:55:34,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 23:55:34,636 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 23:55:34,637 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 23:55:34,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 23:55:34,640 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 23:55:34,642 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 23:55:34,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 23:55:34,644 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 23:55:34,645 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 23:55:34,645 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 23:55:34,647 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 23:55:34,648 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 23:55:34,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 23:55:34,650 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 23:55:34,651 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 23:55:34,653 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 23:55:34,655 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 23:55:34,657 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 23:55:34,658 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 23:55:34,660 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 23:55:34,661 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 23:55:34,664 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 23:55:34,665 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 23:55:34,665 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 23:55:34,666 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 23:55:34,667 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 23:55:34,668 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 23:55:34,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 23:55:34,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 23:55:34,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 23:55:34,671 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 23:55:34,684 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 23:55:34,684 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 23:55:34,685 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 23:55:34,686 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 23:55:34,686 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 23:55:34,687 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 23:55:34,688 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 23:55:34,690 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 23:55:34,715 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 23:55:34,715 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 23:55:34,716 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 23:55:34,716 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 23:55:34,717 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 23:55:34,718 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 23:55:34,718 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 23:55:34,718 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 23:55:34,718 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 23:55:34,719 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 23:55:34,719 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 23:55:34,719 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 23:55:34,719 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 23:55:34,720 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 23:55:34,720 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 23:55:34,720 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 23:55:34,720 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 23:55:34,721 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 23:55:34,721 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 23:55:34,721 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 23:55:34,721 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 23:55:34,722 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 23:55:34,722 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 23:55:34,722 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 23:55:34,722 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 23:55:34,723 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:34,723 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 23:55:34,723 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 23:55:34,723 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 23:55:34,724 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 23:55:34,724 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 23:55:34,724 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 23:55:34,724 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 23:55:34,725 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 23:55:34,725 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 30f6a485d859f7eee00a1696279d966456b3a38851c6233a0367f621da73d6bd [2022-11-21 23:55:35,139 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 23:55:35,170 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 23:55:35,174 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 23:55:35,175 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 23:55:35,176 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 23:55:35,177 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/float-benchs/interpolation.c [2022-11-21 23:55:38,172 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 23:55:38,392 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 23:55:38,393 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c [2022-11-21 23:55:38,398 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/5235cf704/0e84157721cd4bfa80dd9bd31b6cbb26/FLAGd96e2a529 [2022-11-21 23:55:38,415 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/data/5235cf704/0e84157721cd4bfa80dd9bd31b6cbb26 [2022-11-21 23:55:38,417 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 23:55:38,419 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 23:55:38,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:38,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 23:55:38,424 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 23:55:38,424 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,426 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17ba8d7f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38, skipping insertion in model container [2022-11-21 23:55:38,426 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,434 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 23:55:38,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 23:55:38,596 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-11-21 23:55:38,629 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:38,646 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 23:55:38,665 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_9740d9bb-b8c1-40da-bb8a-dc4c24351917/sv-benchmarks/c/float-benchs/interpolation.c[449,462] [2022-11-21 23:55:38,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 23:55:38,725 INFO L208 MainTranslator]: Completed translation [2022-11-21 23:55:38,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38 WrapperNode [2022-11-21 23:55:38,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 23:55:38,729 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:38,729 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 23:55:38,729 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 23:55:38,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,770 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,805 INFO L138 Inliner]: procedures = 19, calls = 31, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 79 [2022-11-21 23:55:38,806 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 23:55:38,807 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 23:55:38,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 23:55:38,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 23:55:38,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,818 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,831 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,832 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,845 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,856 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,858 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,869 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,872 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 23:55:38,873 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 23:55:38,873 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 23:55:38,873 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 23:55:38,874 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 11:55:38" (1/1) ... [2022-11-21 23:55:38,879 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 23:55:38,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 [2022-11-21 23:55:38,908 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 23:55:38,941 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 23:55:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 23:55:38,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE4 [2022-11-21 23:55:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 23:55:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 23:55:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE4 [2022-11-21 23:55:38,963 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 23:55:38,963 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 23:55:38,964 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 23:55:39,087 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 23:55:39,090 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 23:55:42,387 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 23:55:42,498 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 23:55:42,498 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 23:55:42,501 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:42 BoogieIcfgContainer [2022-11-21 23:55:42,501 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 23:55:42,502 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 23:55:42,502 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 23:55:42,512 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 23:55:42,512 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 11:55:42" (1/1) ... [2022-11-21 23:55:42,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 23:55:42,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 23:55:42,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 9 states and 10 transitions. [2022-11-21 23:55:42,571 INFO L276 IsEmpty]: Start isEmpty. Operand 9 states and 10 transitions. [2022-11-21 23:55:42,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-11-21 23:55:42,573 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 23:55:42,574 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 23:55:42,618 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) [2022-11-21 23:55:42,621 INFO L158 Benchmark]: Toolchain (without parser) took 4201.90ms. Allocated memory is still 75.5MB. Free memory was 50.8MB in the beginning and 47.0MB in the end (delta: 3.8MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,622 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 23:55:42,623 INFO L158 Benchmark]: CACSL2BoogieTranslator took 307.40ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 39.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,623 INFO L158 Benchmark]: Boogie Procedure Inliner took 77.39ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 55.5MB in the end (delta: -16.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,624 INFO L158 Benchmark]: Boogie Preprocessor took 64.78ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,625 INFO L158 Benchmark]: RCFGBuilder took 3628.36ms. Allocated memory is still 75.5MB. Free memory was 53.9MB in the beginning and 52.9MB in the end (delta: 965.3kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,625 INFO L158 Benchmark]: CodeCheck took 118.26ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 47.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 23:55:42,628 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 0.30ms. Allocated memory is still 54.5MB. Free memory is still 32.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 307.40ms. Allocated memory is still 75.5MB. Free memory was 50.7MB in the beginning and 39.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 77.39ms. Allocated memory is still 75.5MB. Free memory was 39.5MB in the beginning and 55.5MB in the end (delta: -16.0MB). Peak memory consumption was 3.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.78ms. Allocated memory is still 75.5MB. Free memory was 55.5MB in the beginning and 53.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3628.36ms. Allocated memory is still 75.5MB. Free memory was 53.9MB in the beginning and 52.9MB in the end (delta: 965.3kB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 118.26ms. Allocated memory is still 75.5MB. Free memory was 52.9MB in the beginning and 47.0MB in the end (delta: 5.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 23:55:42,665 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9740d9bb-b8c1-40da-bb8a-dc4c24351917/bin/ukojak-jW3SillKbg/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