./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-esbmc-regression/Float_div.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe4b2ac8b2a0e269dd16c91161494638306526c517de7ea644739142e1210da9 --- 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-dbf71c6-m [2022-10-17 17:01:09,155 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:09,159 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:09,227 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:09,229 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:09,234 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:09,237 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:09,243 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:09,246 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:09,254 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:09,255 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:09,257 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:09,259 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:09,262 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:09,263 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:09,265 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:09,268 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:09,269 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:09,272 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:09,279 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:09,283 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:09,284 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:09,288 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:09,290 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:09,297 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:09,297 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:09,298 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:09,300 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:09,301 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:09,302 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:09,303 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:09,304 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:09,305 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:09,306 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:09,315 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:09,315 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:09,316 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:09,316 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:09,317 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:09,318 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:09,319 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:09,320 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 17:01:09,383 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:09,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:09,385 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:09,386 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:09,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:09,387 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:09,387 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:09,387 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:09,388 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:01:09,388 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:09,389 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:09,390 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:09,390 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:09,390 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:09,390 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:09,391 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:09,391 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:09,391 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:09,391 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:09,392 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:09,392 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:09,392 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:09,392 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:09,393 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:09,393 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:09,393 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 17:01:09,393 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:01:09,394 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:09,394 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_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe4b2ac8b2a0e269dd16c91161494638306526c517de7ea644739142e1210da9 [2022-10-17 17:01:09,688 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:09,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:09,716 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:09,718 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:09,719 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:09,721 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2022-10-17 17:01:09,828 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/782a98710/94ca1783bad5422eb7f8fda14fd03e66/FLAG0dab5c09d [2022-10-17 17:01:10,176 ERROR L? ?]: Error during toolchain job processing: java.lang.NullPointerException at de.uni_freiburg.informatik.ultimate.cdt.parser.UltimateCdtExternalSettingsProvider.getSettings(UltimateCdtExternalSettingsProvider.java:67) at org.eclipse.cdt.core.settings.model.extension.CExternalSettingProvider.getSettings(CExternalSettingProvider.java:48) at org.eclipse.cdt.internal.core.settings.model.ExtensionContainerFactory$CExtensionSettingProviderDescriptor.getContainer(ExtensionContainerFactory.java:110) at org.eclipse.cdt.internal.core.settings.model.ExtensionContainerFactory.createContainer(ExtensionContainerFactory.java:186) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager$ContainerDescriptor.(CExternalSettingsManager.java:147) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager.checkExternalSettingsChange(CExternalSettingsManager.java:683) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager.processContainerChange(CExternalSettingsManager.java:501) at org.eclipse.cdt.internal.core.settings.model.CExternalSettingsManager$2.run(CExternalSettingsManager.java:615) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager$5.run(CProjectDescriptionManager.java:508) at org.eclipse.core.internal.resources.Workspace.run(Workspace.java:2292) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager.runAtomic(CProjectDescriptionManager.java:504) at org.eclipse.cdt.internal.core.settings.model.CProjectDescriptionManager$4.run(CProjectDescriptionManager.java:484) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-10-17 17:01:10,358 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:10,358 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2022-10-17 17:01:10,369 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/782a98710/94ca1783bad5422eb7f8fda14fd03e66/FLAG0dab5c09d [2022-10-17 17:01:10,737 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/782a98710/94ca1783bad5422eb7f8fda14fd03e66 [2022-10-17 17:01:10,740 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:10,741 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:10,743 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:10,743 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:10,747 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:10,747 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:10" (1/1) ... [2022-10-17 17:01:10,749 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5856b7f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:10, skipping insertion in model container [2022-10-17 17:01:10,749 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:10" (1/1) ... [2022-10-17 17:01:10,757 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:10,771 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:11,030 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i[803,816] [2022-10-17 17:01:11,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:11,062 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:11,076 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i[803,816] [2022-10-17 17:01:11,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:11,095 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:11,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11 WrapperNode [2022-10-17 17:01:11,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:11,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:11,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:11,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:11,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,116 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,134 INFO L138 Inliner]: procedures = 14, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 26 [2022-10-17 17:01:11,135 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:11,136 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:11,136 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:11,136 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:11,145 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,146 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,147 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,148 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,152 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,158 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,164 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,167 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:11,169 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:11,169 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:11,169 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:11,170 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,177 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:11,189 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:11,210 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:11,231 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:11,265 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:01:11,266 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:11,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:11,326 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:11,328 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:11,430 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:11,455 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:11,455 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:01:11,457 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:11 BoogieIcfgContainer [2022-10-17 17:01:11,458 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:11,459 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:11,459 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:11,470 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:11,470 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:11" (1/1) ... [2022-10-17 17:01:11,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:11,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:11,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 17:01:11,567 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 17:01:11,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:01:11,570 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:11,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:11,618 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:153) 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) [2022-10-17 17:01:11,623 INFO L158 Benchmark]: Toolchain (without parser) took 879.23ms. Allocated memory is still 90.2MB. Free memory was 63.3MB in the beginning and 46.3MB in the end (delta: 17.0MB). Peak memory consumption was 13.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:11,625 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 60.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:11,627 INFO L158 Benchmark]: CACSL2BoogieTranslator took 355.12ms. Allocated memory is still 90.2MB. Free memory was 63.1MB in the beginning and 64.1MB in the end (delta: -982.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 17:01:11,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 36.41ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:11,631 INFO L158 Benchmark]: Boogie Preprocessor took 31.49ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 61.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:11,632 INFO L158 Benchmark]: RCFGBuilder took 289.24ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 52.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:11,634 INFO L158 Benchmark]: CodeCheck took 161.49ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 46.3MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 17:01:11,645 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 0.42ms. Allocated memory is still 90.2MB. Free memory was 60.1MB in the beginning and 60.0MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 355.12ms. Allocated memory is still 90.2MB. Free memory was 63.1MB in the beginning and 64.1MB in the end (delta: -982.6kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 36.41ms. Allocated memory is still 90.2MB. Free memory was 64.1MB in the beginning and 62.8MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.49ms. Allocated memory is still 90.2MB. Free memory was 62.8MB in the beginning and 61.7MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 289.24ms. Allocated memory is still 90.2MB. Free memory was 61.5MB in the beginning and 52.3MB in the end (delta: 9.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 161.49ms. Allocated memory is still 90.2MB. Free memory was 52.3MB in the beginning and 46.3MB in the end (delta: 6.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:01:11,712 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-esbmc-regression/Float_div.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash fe4b2ac8b2a0e269dd16c91161494638306526c517de7ea644739142e1210da9 --- 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-dbf71c6-m [2022-10-17 17:01:14,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:01:14,356 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:01:14,417 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:01:14,419 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:01:14,423 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:01:14,426 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:01:14,432 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:01:14,439 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:01:14,445 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:01:14,449 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:01:14,452 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:01:14,453 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:01:14,456 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:01:14,458 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:01:14,461 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:01:14,463 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:01:14,465 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:01:14,467 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:01:14,479 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:01:14,481 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:01:14,483 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:01:14,488 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:01:14,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:01:14,502 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:01:14,503 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:01:14,504 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:01:14,507 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:01:14,507 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:01:14,509 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:01:14,510 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:01:14,511 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:01:14,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:01:14,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:01:14,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:01:14,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:01:14,519 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:01:14,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:01:14,520 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:01:14,522 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:01:14,523 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:01:14,530 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 17:01:14,584 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:01:14,584 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:01:14,587 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:01:14,587 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 17:01:14,589 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 17:01:14,590 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 17:01:14,590 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:01:14,591 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 17:01:14,591 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 17:01:14,592 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:01:14,593 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:01:14,594 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:01:14,594 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:01:14,594 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:01:14,595 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:01:14,595 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:01:14,595 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 17:01:14,596 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:01:14,596 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:01:14,596 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:01:14,597 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 17:01:14,597 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 17:01:14,598 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:01:14,598 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:14,598 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:01:14,599 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:01:14,599 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:01:14,599 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:01:14,600 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:01:14,600 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:01:14,600 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 17:01:14,601 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:01:14,601 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_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fe4b2ac8b2a0e269dd16c91161494638306526c517de7ea644739142e1210da9 [2022-10-17 17:01:15,066 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:01:15,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:01:15,107 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:01:15,110 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:01:15,111 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:01:15,115 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2022-10-17 17:01:15,215 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/869abe7fc/843c17edbfd44a87838d24914731ec62/FLAG3e9bb88b0 [2022-10-17 17:01:15,806 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:01:15,806 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i [2022-10-17 17:01:15,814 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/869abe7fc/843c17edbfd44a87838d24914731ec62/FLAG3e9bb88b0 [2022-10-17 17:01:16,147 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/data/869abe7fc/843c17edbfd44a87838d24914731ec62 [2022-10-17 17:01:16,153 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:01:16,155 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:01:16,161 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:16,162 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:01:16,166 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:01:16,167 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,169 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7a8379c6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16, skipping insertion in model container [2022-10-17 17:01:16,170 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:01:16,197 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:01:16,407 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i[803,816] [2022-10-17 17:01:16,421 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:16,443 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:01:16,461 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/sv-benchmarks/c/floats-esbmc-regression/Float_div.i[803,816] [2022-10-17 17:01:16,465 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:01:16,487 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:01:16,488 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16 WrapperNode [2022-10-17 17:01:16,489 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:01:16,490 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:16,491 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:01:16,491 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:01:16,500 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,512 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,532 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 27 [2022-10-17 17:01:16,533 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:01:16,534 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:01:16,535 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:01:16,535 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:01:16,544 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,545 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,561 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,561 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,566 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,570 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,572 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,573 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,576 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:01:16,577 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:01:16,577 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:01:16,577 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:01:16,578 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:01:16" (1/1) ... [2022-10-17 17:01:16,584 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 17:01:16,596 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 17:01:16,626 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 17:01:16,660 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 17:01:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:01:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:01:16,691 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:01:16,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:01:16,772 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:01:16,774 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:01:17,962 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:01:17,993 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:01:17,993 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 17:01:17,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:17 BoogieIcfgContainer [2022-10-17 17:01:17,996 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:01:17,998 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 17:01:17,998 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 17:01:18,009 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 17:01:18,009 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:01:17" (1/1) ... [2022-10-17 17:01:18,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:01:18,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 17:01:18,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2022-10-17 17:01:18,085 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2022-10-17 17:01:18,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2022-10-17 17:01:18,088 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 17:01:18,090 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:01:18,133 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:153) 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) [2022-10-17 17:01:18,138 INFO L158 Benchmark]: Toolchain (without parser) took 1981.23ms. Allocated memory is still 65.0MB. Free memory was 43.9MB in the beginning and 33.9MB in the end (delta: 10.0MB). Peak memory consumption was 12.0MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,139 INFO L158 Benchmark]: CDTParser took 0.40ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:01:18,140 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.95ms. Allocated memory is still 65.0MB. Free memory was 43.8MB in the beginning and 33.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,141 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.32ms. Allocated memory is still 65.0MB. Free memory was 33.7MB in the beginning and 32.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,142 INFO L158 Benchmark]: Boogie Preprocessor took 41.61ms. Allocated memory is still 65.0MB. Free memory was 32.2MB in the beginning and 30.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,143 INFO L158 Benchmark]: RCFGBuilder took 1419.84ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 40.1MB in the end (delta: -9.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,144 INFO L158 Benchmark]: CodeCheck took 138.36ms. Allocated memory is still 65.0MB. Free memory was 40.1MB in the beginning and 33.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:01:18,148 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 0.40ms. Allocated memory is still 65.0MB. Free memory was 45.0MB in the beginning and 45.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.95ms. Allocated memory is still 65.0MB. Free memory was 43.8MB in the beginning and 33.7MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.32ms. Allocated memory is still 65.0MB. Free memory was 33.7MB in the beginning and 32.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 41.61ms. Allocated memory is still 65.0MB. Free memory was 32.2MB in the beginning and 30.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1419.84ms. Allocated memory is still 65.0MB. Free memory was 30.9MB in the beginning and 40.1MB in the end (delta: -9.2MB). Peak memory consumption was 5.7MB. Max. memory is 16.1GB. * CodeCheck took 138.36ms. Allocated memory is still 65.0MB. Free memory was 40.1MB in the beginning and 33.9MB in the end (delta: 6.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 17:01:18,206 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94290e80-c7f5-4fea-ad1b-3bc5d12f3f5c/bin/ukojak-92XMlrwhuB/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