./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/float-benchs/feedback_diverge.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/feedback_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ --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 a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 --- 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-6b4ec56 [2022-11-20 17:31:32,172 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:31:32,174 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:31:32,212 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:31:32,213 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:31:32,214 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:31:32,215 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:31:32,217 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:31:32,218 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:31:32,219 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:31:32,220 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:31:32,221 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:31:32,222 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:31:32,223 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:31:32,224 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:31:32,225 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:31:32,226 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:31:32,227 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:31:32,229 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:31:32,231 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:31:32,232 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:31:32,234 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:31:32,235 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:31:32,236 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:31:32,240 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:31:32,241 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:31:32,241 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:31:32,242 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:31:32,243 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:31:32,244 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:31:32,244 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:31:32,245 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:31:32,246 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:31:32,247 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:31:32,248 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:31:32,248 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:31:32,249 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:31:32,249 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:31:32,249 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:31:32,250 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:31:32,251 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:31:32,252 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:31:32,273 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:31:32,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:31:32,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:31:32,274 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:31:32,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:31:32,275 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:31:32,275 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:31:32,275 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:31:32,275 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:31:32,276 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:31:32,277 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:31:32,277 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:31:32,277 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:31:32,277 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:31:32,277 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:31:32,278 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:31:32,278 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:31:32,278 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:31:32,278 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:32,278 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:31:32,279 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:31:32,279 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:31:32,279 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:31:32,279 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:31:32,279 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:31:32,279 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 [2022-11-20 17:31:32,575 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:31:32,602 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:31:32,607 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:31:32,608 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:31:32,609 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:31:32,610 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-11-20 17:31:35,688 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:31:35,864 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:31:35,865 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-11-20 17:31:35,871 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/034072224/0c5eea5bbad44c8fa8b5662c3c247255/FLAG99f87c69b [2022-11-20 17:31:35,904 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/034072224/0c5eea5bbad44c8fa8b5662c3c247255 [2022-11-20 17:31:35,907 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:31:35,908 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:31:35,910 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:35,910 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:31:35,913 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:31:35,914 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:35" (1/1) ... [2022-11-20 17:31:35,915 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@398c9d43 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:35, skipping insertion in model container [2022-11-20 17:31:35,915 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:35" (1/1) ... [2022-11-20 17:31:35,923 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:31:35,936 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:31:36,090 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-11-20 17:31:36,121 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:36,130 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:31:36,145 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-11-20 17:31:36,149 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:36,162 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:31:36,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36 WrapperNode [2022-11-20 17:31:36,162 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:36,163 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:36,163 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:31:36,164 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:31:36,170 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,176 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,193 INFO L138 Inliner]: procedures = 16, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2022-11-20 17:31:36,193 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:36,194 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:31:36,194 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:31:36,194 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:31:36,203 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,205 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,205 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,212 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,213 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,214 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:31:36,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:31:36,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:31:36,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:31:36,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,223 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:36,235 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:31:36,248 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:31:36,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:31:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:31:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:31:36,313 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:31:36,313 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:31:36,380 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:31:36,382 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:31:36,505 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:31:36,558 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:31:36,558 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:31:36,561 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:36 BoogieIcfgContainer [2022-11-20 17:31:36,561 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:31:36,562 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:31:36,562 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:31:36,572 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:31:36,573 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:36" (1/1) ... [2022-11-20 17:31:36,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:31:36,650 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:36,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-11-20 17:31:36,657 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-11-20 17:31:36,659 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:31:36,659 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:36,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:36,703 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.NonDeclaringTermTransferrer.transferSorts(NonDeclaringTermTransferrer.java:117) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableFunctionSymbol.defineOrDeclare(DeclarableFunctionSymbol.java:158) 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) [2022-11-20 17:31:36,711 INFO L158 Benchmark]: Toolchain (without parser) took 801.73ms. Allocated memory is still 161.5MB. Free memory was 135.4MB in the beginning and 110.3MB in the end (delta: 25.1MB). Peak memory consumption was 23.4MB. Max. memory is 16.1GB. [2022-11-20 17:31:36,712 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 161.5MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:36,713 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.15ms. Allocated memory is still 161.5MB. Free memory was 134.8MB in the beginning and 132.7MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-20 17:31:36,714 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.25ms. Allocated memory is still 161.5MB. Free memory was 132.7MB in the beginning and 131.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:31:36,715 INFO L158 Benchmark]: Boogie Preprocessor took 21.16ms. Allocated memory is still 161.5MB. Free memory was 131.3MB in the beginning and 130.6MB in the end (delta: 729.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:36,716 INFO L158 Benchmark]: RCFGBuilder took 344.90ms. Allocated memory is still 161.5MB. Free memory was 130.6MB in the beginning and 116.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-20 17:31:36,717 INFO L158 Benchmark]: CodeCheck took 147.69ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 110.3MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:36,726 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 0.28ms. Allocated memory is still 161.5MB. Free memory is still 133.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.15ms. Allocated memory is still 161.5MB. Free memory was 134.8MB in the beginning and 132.7MB in the end (delta: 2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.25ms. Allocated memory is still 161.5MB. Free memory was 132.7MB in the beginning and 131.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 21.16ms. Allocated memory is still 161.5MB. Free memory was 131.3MB in the beginning and 130.6MB in the end (delta: 729.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.90ms. Allocated memory is still 161.5MB. Free memory was 130.6MB in the beginning and 116.6MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 147.69ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 110.3MB 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. [2022-11-20 17:31:36,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/float-benchs/feedback_diverge.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ --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 a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 --- 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-6b4ec56 [2022-11-20 17:31:39,319 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:31:39,322 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:31:39,361 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:31:39,362 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:31:39,365 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:31:39,368 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:31:39,372 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:31:39,374 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:31:39,380 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:31:39,381 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:31:39,384 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:31:39,384 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:31:39,387 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:31:39,388 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:31:39,395 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:31:39,396 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:31:39,397 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:31:39,399 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:31:39,402 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:31:39,404 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:31:39,407 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:31:39,408 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:31:39,409 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:31:39,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:31:39,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:31:39,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:31:39,421 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:31:39,423 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:31:39,424 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:31:39,424 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:31:39,425 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:31:39,427 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:31:39,428 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:31:39,441 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:31:39,441 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:31:39,442 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:31:39,442 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:31:39,442 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:31:39,443 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:31:39,444 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:31:39,449 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:31:39,484 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:31:39,485 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:31:39,487 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:31:39,487 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:31:39,488 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:31:39,488 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:31:39,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:31:39,489 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:31:39,489 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:31:39,489 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:31:39,490 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:31:39,491 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:31:39,491 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:31:39,491 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:31:39,491 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:31:39,492 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:31:39,492 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:31:39,492 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:31:39,492 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:31:39,492 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:31:39,493 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:31:39,493 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:31:39,493 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:31:39,493 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:31:39,494 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:31:39,494 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:39,494 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:31:39,494 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:31:39,495 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:31:39,495 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:31:39,495 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:31:39,495 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:31:39,496 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:31:39,496 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:31:39,496 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a6e296367f1fe3cf145b6868ec70c2d770b2281a31a9d7dcae84843c6ed48125 [2022-11-20 17:31:39,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:31:39,897 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:31:39,900 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:31:39,902 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:31:39,902 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:31:39,904 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-11-20 17:31:43,146 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:31:43,330 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:31:43,330 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c [2022-11-20 17:31:43,338 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/c0fdc1ce8/c5f954dae49d4fe086e2299fadcf5c07/FLAGda19dcc34 [2022-11-20 17:31:43,360 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/data/c0fdc1ce8/c5f954dae49d4fe086e2299fadcf5c07 [2022-11-20 17:31:43,362 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:31:43,364 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:31:43,368 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:43,368 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:31:43,371 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:31:43,374 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,375 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6658d9af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43, skipping insertion in model container [2022-11-20 17:31:43,375 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,382 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:31:43,398 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:31:43,616 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-11-20 17:31:43,636 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:43,653 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:31:43,673 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_9cc6aa6a-3914-46b5-b11a-df849de53c0d/sv-benchmarks/c/float-benchs/feedback_diverge.c[626,639] [2022-11-20 17:31:43,684 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:31:43,706 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:31:43,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43 WrapperNode [2022-11-20 17:31:43,707 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:31:43,709 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:43,709 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:31:43,709 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:31:43,716 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,731 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,753 INFO L138 Inliner]: procedures = 17, calls = 10, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 49 [2022-11-20 17:31:43,754 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:31:43,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:31:43,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:31:43,756 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:31:43,765 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,780 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,780 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,786 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,789 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,798 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,802 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:31:43,804 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:31:43,804 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:31:43,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:31:43,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:31:43" (1/1) ... [2022-11-20 17:31:43,813 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:31:43,826 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:31:43,841 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:31:43,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:31:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:31:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:31:43,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:31:43,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:31:43,971 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:31:43,973 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:31:47,391 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:31:47,463 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:31:47,463 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-20 17:31:47,465 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:47 BoogieIcfgContainer [2022-11-20 17:31:47,466 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 17:31:47,467 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-20 17:31:47,467 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-20 17:31:47,477 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-20 17:31:47,477 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 05:31:47" (1/1) ... [2022-11-20 17:31:47,486 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 17:31:47,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-20 17:31:47,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 7 transitions. [2022-11-20 17:31:47,537 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 7 transitions. [2022-11-20 17:31:47,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2022-11-20 17:31:47,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-20 17:31:47,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 17:31:47,580 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) [2022-11-20 17:31:47,584 INFO L158 Benchmark]: Toolchain (without parser) took 4219.51ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 30.6MB in the beginning and 48.7MB in the end (delta: -18.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:47,585 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 60.8MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:31:47,585 INFO L158 Benchmark]: CACSL2BoogieTranslator took 340.10ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. [2022-11-20 17:31:47,586 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.27ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 51.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:31:47,586 INFO L158 Benchmark]: Boogie Preprocessor took 48.02ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 49.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:31:47,587 INFO L158 Benchmark]: RCFGBuilder took 3661.99ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 54.5MB in the end (delta: -4.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. [2022-11-20 17:31:47,588 INFO L158 Benchmark]: CodeCheck took 116.23ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 48.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-20 17:31:47,591 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 0.31ms. Allocated memory is still 60.8MB. Free memory is still 39.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 340.10ms. Allocated memory was 60.8MB in the beginning and 77.6MB in the end (delta: 16.8MB). Free memory was 30.4MB in the beginning and 52.6MB in the end (delta: -22.2MB). Peak memory consumption was 4.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.27ms. Allocated memory is still 77.6MB. Free memory was 52.6MB in the beginning and 51.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.02ms. Allocated memory is still 77.6MB. Free memory was 51.0MB in the beginning and 49.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 3661.99ms. Allocated memory is still 77.6MB. Free memory was 49.7MB in the beginning and 54.5MB in the end (delta: -4.8MB). Peak memory consumption was 12.9MB. Max. memory is 16.1GB. * CodeCheck took 116.23ms. Allocated memory is still 77.6MB. Free memory was 54.5MB in the beginning and 48.7MB in the end (delta: 5.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:31:47,621 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9cc6aa6a-3914-46b5-b11a-df849de53c0d/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared