./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:01:55,126 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:01:55,129 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:01:55,169 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:01:55,171 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:01:55,174 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:01:55,177 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:01:55,179 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:01:55,181 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:01:55,187 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:01:55,188 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:01:55,190 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:01:55,191 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:01:55,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:01:55,195 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:01:55,197 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:01:55,200 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:01:55,201 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:01:55,203 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:01:55,209 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:01:55,211 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:01:55,213 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:01:55,215 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:01:55,216 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:01:55,225 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:01:55,228 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:01:55,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:01:55,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:01:55,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:01:55,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:01:55,234 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:01:55,235 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:01:55,236 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:01:55,237 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:01:55,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:01:55,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:01:55,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:01:55,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:01:55,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:01:55,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:01:55,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:01:55,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-21 22:01:55,273 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:01:55,273 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:01:55,274 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:01:55,275 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:01:55,275 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:01:55,276 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:01:55,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:01:55,276 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:01:55,276 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:01:55,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:01:55,278 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:01:55,278 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:01:55,278 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:01:55,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:01:55,279 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:01:55,279 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:01:55,279 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:01:55,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:01:55,279 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:01:55,280 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:01:55,280 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:01:55,280 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:01:55,280 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:01:55,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:01:55,281 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:01:55,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:01:55,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:01:55,282 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:01:55,282 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:01:55,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:01:55,282 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 [2022-11-21 22:01:55,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:01:55,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:01:55,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:01:55,696 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:01:55,697 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:01:55,698 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2022-11-21 22:01:58,794 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:01:59,242 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:01:59,243 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2022-11-21 22:01:59,260 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/0ad84cf1e/b095c02d14e4446684ed83f0f666278f/FLAGd8fdac500 [2022-11-21 22:01:59,275 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/0ad84cf1e/b095c02d14e4446684ed83f0f666278f [2022-11-21 22:01:59,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:01:59,281 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:01:59,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:01:59,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:01:59,289 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:01:59,290 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:01:59,291 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b6cc8e3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59, skipping insertion in model container [2022-11-21 22:01:59,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:01:59,299 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:01:59,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:01:59,825 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c[74369,74382] [2022-11-21 22:01:59,844 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:59,859 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:01:59,977 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c[74369,74382] [2022-11-21 22:01:59,980 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:01:59,999 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:01:59,999 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59 WrapperNode [2022-11-21 22:01:59,999 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:00,000 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:00,001 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:00,001 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:00,009 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,046 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,122 INFO L138 Inliner]: procedures = 31, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 804 [2022-11-21 22:02:00,128 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:00,129 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:00,129 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:00,129 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:00,139 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,140 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,157 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,168 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,212 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,219 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,222 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,225 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,230 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:00,231 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:00,231 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:00,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:00,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:01:59" (1/1) ... [2022-11-21 22:02:00,239 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:00,251 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:00,265 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:00,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:02:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:02:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:02:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:02:00,320 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:02:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-21 22:02:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:02:00,321 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:00,321 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:00,572 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:00,574 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:00,600 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-21 22:02:02,275 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-11-21 22:02:02,275 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-11-21 22:02:02,275 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:02,651 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:02,651 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:02:02,654 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:02 BoogieIcfgContainer [2022-11-21 22:02:02,654 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:02,655 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:02,655 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:02,666 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:02,667 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:02" (1/1) ... [2022-11-21 22:02:02,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:02:02,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:02,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2022-11-21 22:02:02,762 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2022-11-21 22:02:02,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 22:02:02,764 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:02,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:05,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:02:05,256 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:02:05,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:02:15,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:02:15,722 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:02:15,726 INFO L158 Benchmark]: Toolchain (without parser) took 16443.54ms. Allocated memory was 182.5MB in the beginning and 264.2MB in the end (delta: 81.8MB). Free memory was 151.8MB in the beginning and 146.8MB in the end (delta: 5.0MB). Peak memory consumption was 89.9MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,726 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:15,727 INFO L158 Benchmark]: CACSL2BoogieTranslator took 714.96ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 119.4MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,727 INFO L158 Benchmark]: Boogie Procedure Inliner took 127.73ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 114.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,728 INFO L158 Benchmark]: Boogie Preprocessor took 101.45ms. Allocated memory is still 182.5MB. Free memory was 114.3MB in the beginning and 107.8MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,728 INFO L158 Benchmark]: RCFGBuilder took 2423.27ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 107.8MB in the beginning and 149.1MB in the end (delta: -41.3MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,729 INFO L158 Benchmark]: CodeCheck took 13069.11ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 149.1MB in the beginning and 146.8MB in the end (delta: 2.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2022-11-21 22:02:15,731 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 130.0MB. Free memory is still 97.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 714.96ms. Allocated memory is still 182.5MB. Free memory was 151.8MB in the beginning and 119.4MB in the end (delta: 32.4MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 127.73ms. Allocated memory is still 182.5MB. Free memory was 119.4MB in the beginning and 114.3MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 101.45ms. Allocated memory is still 182.5MB. Free memory was 114.3MB in the beginning and 107.8MB in the end (delta: 6.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2423.27ms. Allocated memory was 182.5MB in the beginning and 220.2MB in the end (delta: 37.7MB). Free memory was 107.8MB in the beginning and 149.1MB in the end (delta: -41.3MB). Peak memory consumption was 80.3MB. Max. memory is 16.1GB. * CodeCheck took 13069.11ms. Allocated memory was 220.2MB in the beginning and 264.2MB in the end (delta: 44.0MB). Free memory was 149.1MB in the beginning and 146.8MB in the end (delta: 2.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:02:15,759 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:02:18,150 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:02:18,153 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:02:18,194 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:02:18,195 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:02:18,198 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:02:18,201 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:02:18,204 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:02:18,207 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:02:18,212 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:02:18,214 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:02:18,216 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:02:18,217 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:02:18,219 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:02:18,221 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:02:18,228 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:02:18,230 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:02:18,231 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:02:18,233 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:02:18,240 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:02:18,242 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:02:18,245 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:02:18,246 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:02:18,247 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:02:18,255 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:02:18,256 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:02:18,256 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:02:18,258 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:02:18,259 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:02:18,260 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:02:18,260 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:02:18,261 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:02:18,263 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:02:18,264 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:02:18,281 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:02:18,281 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:02:18,282 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:02:18,282 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:02:18,282 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:02:18,283 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:02:18,284 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:02:18,289 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-21 22:02:18,330 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:02:18,330 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:02:18,332 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:02:18,333 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:02:18,333 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:02:18,334 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:02:18,334 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:02:18,334 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-21 22:02:18,334 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-21 22:02:18,335 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-21 22:02:18,336 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:02:18,336 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:02:18,336 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:02:18,336 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:02:18,337 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:02:18,337 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:02:18,337 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-21 22:02:18,337 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:02:18,337 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-21 22:02:18,338 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:02:18,338 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:02:18,338 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:02:18,338 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:02:18,339 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:02:18,339 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:02:18,339 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:18,339 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:02:18,340 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:02:18,340 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:02:18,340 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:02:18,340 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:02:18,340 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:02:18,341 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:02:18,341 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:02:18,341 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8c6f82e874e2f980b653c53fa0437dd3390b1771d726d8f345336fe56afb2bb6 [2022-11-21 22:02:18,728 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:02:18,749 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:02:18,752 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:02:18,754 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:02:18,754 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:02:18,756 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2022-11-21 22:02:21,865 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:02:22,263 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:02:22,266 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c [2022-11-21 22:02:22,299 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/801e85881/531c5d85e75f40eca9f887608fb86022/FLAGaa43c6b06 [2022-11-21 22:02:22,320 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/data/801e85881/531c5d85e75f40eca9f887608fb86022 [2022-11-21 22:02:22,322 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:02:22,324 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:02:22,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:22,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:02:22,331 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:02:22,333 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:22" (1/1) ... [2022-11-21 22:02:22,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34569eeb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:22, skipping insertion in model container [2022-11-21 22:02:22,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:02:22" (1/1) ... [2022-11-21 22:02:22,342 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:02:22,411 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:22,901 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c[74369,74382] [2022-11-21 22:02:22,908 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:22,926 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-21 22:02:22,937 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:02:23,044 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c[74369,74382] [2022-11-21 22:02:23,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:23,072 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:02:23,235 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_ee6e42ba-5958-4add-aab5-d9e13332e7c1/sv-benchmarks/c/openssl/s3_srvr.blast.07.i.cil-2.c[74369,74382] [2022-11-21 22:02:23,237 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:02:23,255 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:02:23,256 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23 WrapperNode [2022-11-21 22:02:23,256 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:02:23,257 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:23,257 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:02:23,258 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:02:23,265 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,288 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,333 INFO L138 Inliner]: procedures = 35, calls = 223, calls flagged for inlining = 7, calls inlined = 3, statements flattened = 774 [2022-11-21 22:02:23,333 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:02:23,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:02:23,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:02:23,334 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:02:23,344 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,344 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,353 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,408 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,425 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,428 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,431 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,436 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:02:23,437 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:02:23,437 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:02:23,437 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:02:23,438 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:02:23" (1/1) ... [2022-11-21 22:02:23,465 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:02:23,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:02:23,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:02:23,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:02:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-21 22:02:23,546 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-21 22:02:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-21 22:02:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-21 22:02:23,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-21 22:02:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-21 22:02:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:02:23,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:02:23,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-21 22:02:23,774 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:02:23,776 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:02:23,796 WARN L816 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2022-11-21 22:02:43,152 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2022-11-21 22:02:43,153 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2022-11-21 22:02:43,153 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:02:43,516 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:02:43,516 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-11-21 22:02:43,519 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:43 BoogieIcfgContainer [2022-11-21 22:02:43,519 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:02:43,520 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:02:43,520 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:02:43,531 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:02:43,531 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:02:43" (1/1) ... [2022-11-21 22:02:43,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:02:43,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:02:43,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 135 states and 216 transitions. [2022-11-21 22:02:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 216 transitions. [2022-11-21 22:02:43,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2022-11-21 22:02:43,636 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:02:43,637 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:02:43,684 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:02:43,690 INFO L158 Benchmark]: Toolchain (without parser) took 21365.68ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 51.2MB in the beginning and 65.3MB in the end (delta: -14.1MB). Peak memory consumption was 50.6MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,697 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 77.6MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:02:43,698 INFO L158 Benchmark]: CACSL2BoogieTranslator took 928.79ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 68.3MB in the end (delta: -17.4MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,700 INFO L158 Benchmark]: Boogie Procedure Inliner took 76.25ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 63.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,700 INFO L158 Benchmark]: Boogie Preprocessor took 102.47ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 55.7MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,701 INFO L158 Benchmark]: RCFGBuilder took 20082.52ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 31.2MB in the end (delta: 24.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,701 INFO L158 Benchmark]: CodeCheck took 168.77ms. Allocated memory is still 100.7MB. Free memory was 31.2MB in the beginning and 65.3MB in the end (delta: -34.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-21 22:02:43,704 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 77.6MB. Free memory is still 54.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 928.79ms. Allocated memory was 77.6MB in the beginning and 100.7MB in the end (delta: 23.1MB). Free memory was 50.9MB in the beginning and 68.3MB in the end (delta: -17.4MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 76.25ms. Allocated memory is still 100.7MB. Free memory was 68.3MB in the beginning and 63.2MB in the end (delta: 5.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 102.47ms. Allocated memory is still 100.7MB. Free memory was 63.2MB in the beginning and 55.7MB in the end (delta: 7.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 20082.52ms. Allocated memory is still 100.7MB. Free memory was 55.7MB in the beginning and 31.2MB in the end (delta: 24.6MB). Peak memory consumption was 27.9MB. Max. memory is 16.1GB. * CodeCheck took 168.77ms. Allocated memory is still 100.7MB. Free memory was 31.2MB in the beginning and 65.3MB in the end (delta: -34.1MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:02:43,731 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ee6e42ba-5958-4add-aab5-d9e13332e7c1/bin/ukojak-jW3SillKbg/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