./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/combinations/gcd_2+newton_2_6.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_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/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_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/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_19f03a57-c089-4cac-bf41-e158375a11c8/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 16f616cbb154d125e085ac05764879da22cdfe3693ed1f1a6c28186441fe892d --- 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 16:55:36,476 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:36,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:36,535 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:36,536 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:36,540 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:36,543 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:36,548 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:36,551 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:36,556 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:36,558 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:36,560 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:36,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:36,567 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:36,569 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:36,572 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:36,574 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:36,575 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:36,577 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:36,587 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:36,589 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:36,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:36,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:36,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:36,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:36,607 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:36,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:36,610 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:36,610 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:36,612 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:36,612 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:36,613 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:36,616 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:36,617 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:36,618 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:36,619 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:36,619 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:36,620 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:36,620 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:36,621 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:36,622 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:36,623 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:55:36,671 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:36,671 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:36,672 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:36,673 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:36,674 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:36,674 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:36,675 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:36,675 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:36,676 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:55:36,676 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:36,677 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:36,677 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:36,678 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:36,678 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:36,678 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:36,678 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:36,679 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:36,679 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:36,679 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:36,679 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:36,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:36,680 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:36,680 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:36,680 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:36,681 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:36,681 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:55:36,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:55:36,683 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:36,683 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_19f03a57-c089-4cac-bf41-e158375a11c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f616cbb154d125e085ac05764879da22cdfe3693ed1f1a6c28186441fe892d [2022-10-17 16:55:36,986 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:37,010 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:37,013 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:37,014 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:37,015 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:37,017 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/gcd_2+newton_2_6.i [2022-10-17 16:55:37,089 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/86dc19707/8ea66ae927484a79a116e8a9467bff59/FLAG4a35cda64 [2022-10-17 16:55:37,564 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:37,564 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i [2022-10-17 16:55:37,572 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/86dc19707/8ea66ae927484a79a116e8a9467bff59/FLAG4a35cda64 [2022-10-17 16:55:37,945 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/86dc19707/8ea66ae927484a79a116e8a9467bff59 [2022-10-17 16:55:37,948 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:37,950 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:37,951 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:37,952 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:37,955 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:37,956 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:37" (1/1) ... [2022-10-17 16:55:37,957 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c3f5b1d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:37, skipping insertion in model container [2022-10-17 16:55:37,958 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:37" (1/1) ... [2022-10-17 16:55:37,965 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:37,992 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:38,167 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[1226,1239] [2022-10-17 16:55:38,196 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[2841,2854] [2022-10-17 16:55:38,198 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:38,207 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:38,219 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[1226,1239] [2022-10-17 16:55:38,232 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[2841,2854] [2022-10-17 16:55:38,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:38,248 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:38,249 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38 WrapperNode [2022-10-17 16:55:38,249 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:38,251 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:38,251 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:38,251 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:38,259 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,268 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,291 INFO L138 Inliner]: procedures = 27, calls = 16, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 77 [2022-10-17 16:55:38,291 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:38,292 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:38,292 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:38,292 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:38,302 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,302 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,305 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,305 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,311 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,315 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,317 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,318 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:38,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:38,322 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:38,322 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:38,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,334 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:38,353 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:38,369 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:38,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:38,429 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2022-10-17 16:55:38,430 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2022-10-17 16:55:38,430 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-10-17 16:55:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-10-17 16:55:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:55:38,431 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:38,431 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:38,517 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:38,519 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:55:38,722 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:55:38,797 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:55:38,798 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:55:38,801 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:38 BoogieIcfgContainer [2022-10-17 16:55:38,801 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:55:38,809 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:55:38,809 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:55:38,820 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:55:38,821 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:55:38" (1/1) ... [2022-10-17 16:55:38,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:55:38,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:55:38,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-10-17 16:55:38,924 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-10-17 16:55:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:55:38,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:55:38,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:55:39,000 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 16:55:39,004 INFO L158 Benchmark]: Toolchain (without parser) took 1053.69ms. Allocated memory is still 94.4MB. Free memory was 55.2MB in the beginning and 45.7MB in the end (delta: 9.4MB). Peak memory consumption was 6.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:39,005 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 94.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:39,006 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.27ms. Allocated memory is still 94.4MB. Free memory was 54.9MB in the beginning and 70.3MB in the end (delta: -15.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:55:39,006 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.86ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 68.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:55:39,007 INFO L158 Benchmark]: Boogie Preprocessor took 29.13ms. Allocated memory is still 94.4MB. Free memory was 68.4MB in the beginning and 67.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:55:39,008 INFO L158 Benchmark]: RCFGBuilder took 484.56ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 52.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-10-17 16:55:39,012 INFO L158 Benchmark]: CodeCheck took 193.53ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 45.7MB in the end (delta: 6.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:55:39,016 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 0.35ms. Allocated memory is still 94.4MB. Free memory is still 71.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.27ms. Allocated memory is still 94.4MB. Free memory was 54.9MB in the beginning and 70.3MB in the end (delta: -15.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.86ms. Allocated memory is still 94.4MB. Free memory was 70.3MB in the beginning and 68.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.13ms. Allocated memory is still 94.4MB. Free memory was 68.4MB in the beginning and 67.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 484.56ms. Allocated memory is still 94.4MB. Free memory was 67.0MB in the beginning and 52.1MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 193.53ms. Allocated memory is still 94.4MB. Free memory was 52.1MB in the beginning and 45.7MB in the end (delta: 6.4MB). 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 16:55:39,069 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/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_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/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_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/combinations/gcd_2+newton_2_6.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/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_19f03a57-c089-4cac-bf41-e158375a11c8/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 16f616cbb154d125e085ac05764879da22cdfe3693ed1f1a6c28186441fe892d --- 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 16:55:41,564 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:55:41,566 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:55:41,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:55:41,617 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:55:41,622 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:55:41,625 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:55:41,631 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:55:41,637 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:55:41,643 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:55:41,647 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:55:41,650 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:55:41,651 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:55:41,654 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:55:41,656 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:55:41,658 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:55:41,660 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:55:41,662 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:55:41,665 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:55:41,679 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:55:41,681 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:55:41,685 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:55:41,687 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:55:41,688 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:55:41,693 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:55:41,693 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:55:41,694 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:55:41,695 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:55:41,695 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:55:41,697 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:55:41,697 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:55:41,698 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:55:41,699 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:55:41,700 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:55:41,702 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:55:41,702 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:55:41,703 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:55:41,703 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:55:41,703 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:55:41,704 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:55:41,705 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:55:41,706 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2022-10-17 16:55:41,735 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:55:41,735 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:55:41,736 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:55:41,736 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:55:41,737 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:55:41,737 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:55:41,738 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:55:41,738 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:55:41,738 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:55:41,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:55:41,739 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:55:41,739 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:55:41,739 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:55:41,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 16:55:41,739 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 16:55:41,740 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 16:55:41,740 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:55:41,740 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:55:41,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:55:41,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:55:41,741 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:55:41,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:55:41,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:55:41,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:41,742 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:55:41,742 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:55:41,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:55:41,742 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 16:55:41,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 16:55:41,743 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:55:41,743 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-10-17 16:55:41,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 16:55:41,743 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_19f03a57-c089-4cac-bf41-e158375a11c8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 16f616cbb154d125e085ac05764879da22cdfe3693ed1f1a6c28186441fe892d [2022-10-17 16:55:42,212 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:55:42,236 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:55:42,239 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:55:42,241 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:55:42,241 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:55:42,243 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/combinations/gcd_2+newton_2_6.i [2022-10-17 16:55:42,309 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/488aa5b12/bc3ba0f63dc14cff99d858ce4ca62b68/FLAGdc495f6df [2022-10-17 16:55:42,951 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:55:42,956 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i [2022-10-17 16:55:42,967 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/488aa5b12/bc3ba0f63dc14cff99d858ce4ca62b68/FLAGdc495f6df [2022-10-17 16:55:43,311 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/data/488aa5b12/bc3ba0f63dc14cff99d858ce4ca62b68 [2022-10-17 16:55:43,314 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:55:43,316 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:55:43,321 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:43,321 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:55:43,325 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:55:43,326 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,327 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@251e081d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43, skipping insertion in model container [2022-10-17 16:55:43,327 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,335 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:55:43,356 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:55:43,526 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[1226,1239] [2022-10-17 16:55:43,588 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[2841,2854] [2022-10-17 16:55:43,595 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:43,629 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:55:43,660 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[1226,1239] [2022-10-17 16:55:43,687 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_19f03a57-c089-4cac-bf41-e158375a11c8/sv-benchmarks/c/combinations/gcd_2+newton_2_6.i[2841,2854] [2022-10-17 16:55:43,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:55:43,716 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:55:43,716 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43 WrapperNode [2022-10-17 16:55:43,717 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:55:43,718 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:43,718 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:55:43,718 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:55:43,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,752 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,775 INFO L138 Inliner]: procedures = 28, calls = 16, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 72 [2022-10-17 16:55:43,775 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:55:43,776 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:55:43,776 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:55:43,776 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:55:43,786 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,786 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,800 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,800 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,823 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,833 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,835 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,837 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,840 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:55:43,841 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:55:43,842 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:55:43,842 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:55:43,843 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:55:43" (1/1) ... [2022-10-17 16:55:43,859 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:55:43,871 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:55:43,890 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:55:43,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:55:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:55:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 16:55:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure fp [2022-10-17 16:55:43,947 INFO L138 BoogieDeclarations]: Found implementation of procedure fp [2022-10-17 16:55:43,947 INFO L130 BoogieDeclarations]: Found specification of procedure f [2022-10-17 16:55:43,949 INFO L138 BoogieDeclarations]: Found implementation of procedure f [2022-10-17 16:55:43,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:55:43,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:55:44,072 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:55:44,074 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:56:01,656 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:56:01,715 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:56:01,715 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:56:01,718 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:01 BoogieIcfgContainer [2022-10-17 16:56:01,718 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:56:01,719 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:56:01,719 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:56:01,730 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:56:01,730 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:56:01" (1/1) ... [2022-10-17 16:56:01,739 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:56:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:56:01,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 25 states and 31 transitions. [2022-10-17 16:56:01,804 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 31 transitions. [2022-10-17 16:56:01,809 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2022-10-17 16:56:01,809 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:56:01,810 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:56:01,854 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 16:56:01,858 INFO L158 Benchmark]: Toolchain (without parser) took 18541.50ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.2MB in the beginning and 41.7MB in the end (delta: -6.5MB). Peak memory consumption was 7.0MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,859 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:56:01,860 INFO L158 Benchmark]: CACSL2BoogieTranslator took 396.35ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 39.2MB in the end (delta: -4.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,861 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.01ms. Allocated memory is still 58.7MB. Free memory was 39.2MB in the beginning and 37.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,862 INFO L158 Benchmark]: Boogie Preprocessor took 64.79ms. Allocated memory is still 58.7MB. Free memory was 37.4MB in the beginning and 35.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,862 INFO L158 Benchmark]: RCFGBuilder took 17876.97ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.9MB in the beginning and 48.0MB in the end (delta: -12.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,863 INFO L158 Benchmark]: CodeCheck took 137.47ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 41.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 16:56:01,867 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 0.33ms. Allocated memory is still 58.7MB. Free memory was 38.5MB in the beginning and 38.4MB in the end (delta: 43.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 396.35ms. Allocated memory is still 58.7MB. Free memory was 34.9MB in the beginning and 39.2MB in the end (delta: -4.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.01ms. Allocated memory is still 58.7MB. Free memory was 39.2MB in the beginning and 37.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 64.79ms. Allocated memory is still 58.7MB. Free memory was 37.4MB in the beginning and 35.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 17876.97ms. Allocated memory was 58.7MB in the beginning and 71.3MB in the end (delta: 12.6MB). Free memory was 35.9MB in the beginning and 48.0MB in the end (delta: -12.2MB). Peak memory consumption was 14.3MB. Max. memory is 16.1GB. * CodeCheck took 137.47ms. Allocated memory is still 71.3MB. Free memory was 48.0MB in the beginning and 41.7MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-10-17 16:56:01,994 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_19f03a57-c089-4cac-bf41-e158375a11c8/bin/ukojak-92XMlrwhuB/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