./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 2329fc70 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_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4 --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 94f477eb9e1d39767903bc1f4d97616f290c342b1e9705cced3715d26576f911 --- 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-2329fc7 [2022-12-14 20:30:02,248 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:30:02,250 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:30:02,264 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:30:02,265 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:30:02,265 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:30:02,266 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:30:02,267 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:30:02,268 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:30:02,269 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:30:02,270 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:30:02,271 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:30:02,271 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:30:02,272 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:30:02,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:30:02,274 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:30:02,275 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:30:02,275 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:30:02,276 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:30:02,278 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:30:02,279 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:30:02,280 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:30:02,281 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:30:02,281 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:30:02,284 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:30:02,284 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:30:02,284 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:30:02,285 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:30:02,285 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:30:02,286 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:30:02,286 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:30:02,287 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:30:02,288 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:30:02,288 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:30:02,289 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:30:02,289 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:30:02,290 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:30:02,290 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:30:02,290 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:30:02,291 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:30:02,291 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:30:02,292 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-12-14 20:30:02,308 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:30:02,308 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:30:02,308 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:30:02,309 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:30:02,309 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:30:02,309 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:30:02,309 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:30:02,310 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:30:02,310 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:30:02,310 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 20:30:02,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:30:02,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:30:02,311 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:30:02,312 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:30:02,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:30:02,312 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:30:02,312 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:30:02,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:30:02,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:30:02,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:30:02,313 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:30:02,313 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:30:02,313 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-12-14 20:30:02,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 20:30:02,314 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:30:02,314 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_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94f477eb9e1d39767903bc1f4d97616f290c342b1e9705cced3715d26576f911 [2022-12-14 20:30:02,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:30:02,495 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:30:02,498 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:30:02,499 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:30:02,500 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:30:02,501 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2022-12-14 20:30:05,085 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:30:05,229 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:30:05,230 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2022-12-14 20:30:05,235 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/cf456d5b2/e6dc89bfa73b45ecadf895c226033b2d/FLAG3c731538b [2022-12-14 20:30:05,245 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/cf456d5b2/e6dc89bfa73b45ecadf895c226033b2d [2022-12-14 20:30:05,247 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:30:05,248 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:30:05,248 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:30:05,249 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:30:05,251 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:30:05,251 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,252 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23a43d17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05, skipping insertion in model container [2022-12-14 20:30:05,252 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,259 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:30:05,274 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:30:05,373 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_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c[729,742] [2022-12-14 20:30:05,409 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:30:05,417 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:30:05,425 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_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c[729,742] [2022-12-14 20:30:05,449 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:30:05,459 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:30:05,459 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05 WrapperNode [2022-12-14 20:30:05,460 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:30:05,460 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:30:05,460 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:30:05,461 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:30:05,466 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,473 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,490 INFO L138 Inliner]: procedures = 17, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 214 [2022-12-14 20:30:05,491 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:30:05,491 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:30:05,491 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:30:05,492 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:30:05,499 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,499 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,501 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,509 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,510 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,511 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,514 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:30:05,514 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:30:05,514 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:30:05,515 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:30:05,515 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:05" (1/1) ... [2022-12-14 20:30:05,520 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:30:05,529 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:30:05,539 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:30:05,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:30:05,567 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:30:05,567 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 20:30:05,567 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2022-12-14 20:30:05,567 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2022-12-14 20:30:05,567 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:30:05,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:30:05,568 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:30:05,568 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:30:05,633 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:30:05,635 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:30:05,967 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:30:06,108 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:30:06,108 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:30:06,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:06 BoogieIcfgContainer [2022-12-14 20:30:06,111 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:30:06,111 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:30:06,111 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:30:06,119 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:30:06,119 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:06" (1/1) ... [2022-12-14 20:30:06,126 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:30:06,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 86 states and 108 transitions. [2022-12-14 20:30:06,166 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 108 transitions. [2022-12-14 20:30:06,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:30:06,169 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,280 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 86 states and 106 transitions. [2022-12-14 20:30:06,281 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 106 transitions. [2022-12-14 20:30:06,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:30:06,281 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,344 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 92 states and 117 transitions. [2022-12-14 20:30:06,379 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 117 transitions. [2022-12-14 20:30:06,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:30:06,380 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 96 states and 123 transitions. [2022-12-14 20:30:06,439 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 123 transitions. [2022-12-14 20:30:06,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:30:06,440 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,484 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-12-14 20:30:06,498 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-12-14 20:30:06,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2022-12-14 20:30:06,498 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,526 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-12-14 20:30:06,538 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-12-14 20:30:06,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:30:06,538 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,570 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-12-14 20:30:06,584 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-12-14 20:30:06,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-12-14 20:30:06,584 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-12-14 20:30:06,628 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-12-14 20:30:06,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2022-12-14 20:30:06,629 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,629 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,659 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-12-14 20:30:06,669 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-12-14 20:30:06,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:30:06,669 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,699 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-12-14 20:30:06,709 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-12-14 20:30:06,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-12-14 20:30:06,710 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,745 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,776 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,777 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 106 states and 137 transitions. [2022-12-14 20:30:06,777 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 137 transitions. [2022-12-14 20:30:06,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2022-12-14 20:30:06,777 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,796 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:30:06,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,827 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 105 states and 136 transitions. [2022-12-14 20:30:06,827 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 136 transitions. [2022-12-14 20:30:06,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2022-12-14 20:30:06,828 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:06,880 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:06,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:06,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 107 states and 140 transitions. [2022-12-14 20:30:06,979 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 140 transitions. [2022-12-14 20:30:06,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:30:06,979 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:06,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:06,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,038 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:07,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 114 states and 152 transitions. [2022-12-14 20:30:07,190 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 152 transitions. [2022-12-14 20:30:07,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:30:07,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,216 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:07,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 116 states and 155 transitions. [2022-12-14 20:30:07,261 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 155 transitions. [2022-12-14 20:30:07,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2022-12-14 20:30:07,262 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,325 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:07,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 123 states and 166 transitions. [2022-12-14 20:30:07,605 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 166 transitions. [2022-12-14 20:30:07,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:30:07,606 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,606 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,637 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:30:07,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 122 states and 165 transitions. [2022-12-14 20:30:07,755 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 165 transitions. [2022-12-14 20:30:07,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2022-12-14 20:30:07,756 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,781 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:07,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 127 states and 172 transitions. [2022-12-14 20:30:07,853 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 172 transitions. [2022-12-14 20:30:07,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-12-14 20:30:07,853 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,876 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-14 20:30:07,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 129 states and 173 transitions. [2022-12-14 20:30:07,894 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 173 transitions. [2022-12-14 20:30:07,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:30:07,895 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,910 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:30:07,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 128 states and 172 transitions. [2022-12-14 20:30:07,922 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 172 transitions. [2022-12-14 20:30:07,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2022-12-14 20:30:07,923 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 20:30:07,942 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2022-12-14 20:30:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:07,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 128 states and 171 transitions. [2022-12-14 20:30:07,955 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 171 transitions. [2022-12-14 20:30:07,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2022-12-14 20:30:07,956 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:07,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:07,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:30:07,965 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:30:07,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:30:07,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:30:07,996 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-12-14 20:30:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-12-14 20:30:08,014 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 21 iterations. [2022-12-14 20:30:08,033 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 14.12 08:30:08 ImpRootNode [2022-12-14 20:30:08,033 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-12-14 20:30:08,033 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-12-14 20:30:08,033 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-12-14 20:30:08,034 INFO L275 PluginConnector]: Witness Printer initialized [2022-12-14 20:30:08,034 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:06" (3/4) ... [2022-12-14 20:30:08,036 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-12-14 20:30:08,036 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-12-14 20:30:08,037 INFO L158 Benchmark]: Toolchain (without parser) took 2789.15ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 92.4MB in the beginning and 73.7MB in the end (delta: 18.6MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2022-12-14 20:30:08,037 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:30:08,037 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.38ms. Allocated memory is still 123.7MB. Free memory was 91.8MB in the beginning and 77.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:30:08,038 INFO L158 Benchmark]: Boogie Procedure Inliner took 30.55ms. Allocated memory is still 123.7MB. Free memory was 77.7MB in the beginning and 75.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-12-14 20:30:08,038 INFO L158 Benchmark]: Boogie Preprocessor took 22.45ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:30:08,039 INFO L158 Benchmark]: RCFGBuilder took 596.42ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.5MB in the beginning and 97.7MB in the end (delta: -24.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. [2022-12-14 20:30:08,039 INFO L158 Benchmark]: CodeCheck took 1921.68ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 73.7MB in the end (delta: 24.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. [2022-12-14 20:30:08,039 INFO L158 Benchmark]: Witness Printer took 3.02ms. Allocated memory is still 148.9MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:30:08,041 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 86 locations, 22 error locations. Started 1 CEGAR loops. OverallTime: 1.9s, OverallIterations: 21, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1725 SdHoareTripleChecker+Valid, 2.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 892 mSDsluCounter, 1571 SdHoareTripleChecker+Invalid, 1.7s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 846 mSDsCounter, 566 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1976 IncrementalHoareTripleChecker+Invalid, 2542 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 566 mSolverCounterUnsat, 725 mSDtfsCounter, 1976 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 2183 GetRequests, 2123 SyntacticMatches, 0 SemanticMatches, 60 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1255 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 274 NumberOfCodeBlocks, 274 NumberOfCodeBlocksAsserted, 21 NumberOfCheckSat, 235 ConstructedInterpolants, 0 QuantifiedInterpolants, 593 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 20 InterpolantComputations, 20 PerfectInterpolantSequences, 18/18 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 77]: Unable to prove that integer overflow can never occur Unable to prove that integer overflow can never occur Reason: overapproximation of bitwiseComplement at line 76, overapproximation of bitwiseAnd at line 76. Possible FailurePath: [L226] unsigned int a ; [L227] unsigned int ma = __VERIFIER_nondet_uint(); [L228] signed char ea = __VERIFIER_nondet_char(); [L229] unsigned int b ; [L230] unsigned int mb = __VERIFIER_nondet_uint(); [L231] signed char eb = __VERIFIER_nondet_char(); [L232] unsigned int r_add ; [L233] unsigned int zero ; [L234] int sa ; [L235] int sb ; [L236] int tmp ; [L237] int tmp___0 ; [L238] int tmp___1 ; [L239] int tmp___2 ; [L240] int tmp___3 ; [L241] int tmp___4 ; [L242] int tmp___5 ; [L243] int tmp___6 ; [L244] int tmp___7 ; [L245] int tmp___8 ; [L246] int tmp___9 ; [L247] int __retres23 ; VAL [ea=127, eb=-128] [L251] CALL, EXPR base2flt(0, 0) VAL [\old(e)=0, \old(m)=0] [L25] unsigned int res ; [L26] unsigned int __retres4 ; VAL [\old(e)=0, \old(m)=0, e=0, m=0] [L29] COND TRUE ! m [L30] __retres4 = 0U VAL [\old(e)=0, \old(m)=0, __retres4=0, e=0, m=0] [L80] return (__retres4); [L251] RET, EXPR base2flt(0, 0) VAL [base2flt(0, 0)=0, ea=127, eb=-128] [L251] zero = base2flt(0, 0) [L252] CALL base2flt(ma, ea) VAL [\old(e)=127, \old(m)=16777216] [L25] unsigned int res ; [L26] unsigned int __retres4 ; VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L29] COND FALSE !(! m) VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L35] COND FALSE !(m < 1U << 24U) VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L57] COND TRUE 1 VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L59] COND FALSE !(m >= 1U << 25U) VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L76] m = m & ~ (1U << 24U) VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L77] EXPR e + 128 VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] [L77] (e + 128) << 24U VAL [\old(e)=127, \old(m)=16777216, e=127, m=16777216] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20ms. Allocated memory is still 123.7MB. Free memory is still 66.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.38ms. Allocated memory is still 123.7MB. Free memory was 91.8MB in the beginning and 77.7MB in the end (delta: 14.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 30.55ms. Allocated memory is still 123.7MB. Free memory was 77.7MB in the beginning and 75.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 22.45ms. Allocated memory is still 123.7MB. Free memory was 75.1MB in the beginning and 73.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 596.42ms. Allocated memory was 123.7MB in the beginning and 148.9MB in the end (delta: 25.2MB). Free memory was 73.5MB in the beginning and 97.7MB in the end (delta: -24.2MB). Peak memory consumption was 42.0MB. Max. memory is 16.1GB. * CodeCheck took 1921.68ms. Allocated memory is still 148.9MB. Free memory was 97.7MB in the beginning and 73.7MB in the end (delta: 24.0MB). Peak memory consumption was 22.8MB. Max. memory is 16.1GB. * Witness Printer took 3.02ms. Allocated memory is still 148.9MB. Free memory is still 73.7MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-12-14 20:30:08,058 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/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_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4 --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 94f477eb9e1d39767903bc1f4d97616f290c342b1e9705cced3715d26576f911 --- 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-2329fc7 [2022-12-14 20:30:09,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 20:30:09,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 20:30:09,742 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 20:30:09,742 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 20:30:09,743 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 20:30:09,745 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 20:30:09,746 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 20:30:09,748 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 20:30:09,749 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 20:30:09,749 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 20:30:09,751 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 20:30:09,751 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 20:30:09,752 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 20:30:09,753 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 20:30:09,754 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 20:30:09,755 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 20:30:09,756 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 20:30:09,757 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 20:30:09,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 20:30:09,761 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 20:30:09,762 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 20:30:09,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 20:30:09,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 20:30:09,767 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 20:30:09,768 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 20:30:09,768 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 20:30:09,769 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 20:30:09,769 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 20:30:09,770 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 20:30:09,771 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 20:30:09,771 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 20:30:09,772 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 20:30:09,773 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 20:30:09,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 20:30:09,774 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 20:30:09,775 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 20:30:09,775 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 20:30:09,775 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 20:30:09,776 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 20:30:09,776 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 20:30:09,777 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-12-14 20:30:09,794 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 20:30:09,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 20:30:09,795 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 20:30:09,795 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-12-14 20:30:09,795 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-14 20:30:09,795 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-14 20:30:09,796 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 20:30:09,796 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 20:30:09,797 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 20:30:09,798 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 20:30:09,798 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-12-14 20:30:09,798 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-12-14 20:30:09,798 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 20:30:09,798 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:30:09,799 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 20:30:09,799 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-12-14 20:30:09,800 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-12-14 20:30:09,800 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_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 94f477eb9e1d39767903bc1f4d97616f290c342b1e9705cced3715d26576f911 [2022-12-14 20:30:10,001 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 20:30:10,016 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 20:30:10,018 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 20:30:10,019 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 20:30:10,019 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 20:30:10,020 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/../../sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2022-12-14 20:30:12,618 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 20:30:12,788 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 20:30:12,789 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c [2022-12-14 20:30:12,795 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/d9fe508e2/3520b2e63b9c498c98cbddbb4dcedd4b/FLAG20e4ab115 [2022-12-14 20:30:12,805 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/data/d9fe508e2/3520b2e63b9c498c98cbddbb4dcedd4b [2022-12-14 20:30:12,807 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 20:30:12,808 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 20:30:12,809 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 20:30:12,809 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 20:30:12,811 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 20:30:12,811 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:12" (1/1) ... [2022-12-14 20:30:12,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bb7461d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:12, skipping insertion in model container [2022-12-14 20:30:12,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 08:30:12" (1/1) ... [2022-12-14 20:30:12,817 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 20:30:12,839 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 20:30:12,957 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_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c[729,742] [2022-12-14 20:30:13,009 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:30:13,022 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 20:30:13,034 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_1611bf80-6535-4994-8025-71a09a4ea420/sv-benchmarks/c/bitvector/soft_float_1-3.c.cil.c[729,742] [2022-12-14 20:30:13,062 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 20:30:13,076 INFO L208 MainTranslator]: Completed translation [2022-12-14 20:30:13,077 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13 WrapperNode [2022-12-14 20:30:13,077 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 20:30:13,078 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 20:30:13,078 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 20:30:13,078 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 20:30:13,086 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,096 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,117 INFO L138 Inliner]: procedures = 17, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 158 [2022-12-14 20:30:13,118 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 20:30:13,118 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 20:30:13,119 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 20:30:13,119 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 20:30:13,128 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,128 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,131 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,131 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,138 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,142 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,144 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,145 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,148 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 20:30:13,149 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 20:30:13,149 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 20:30:13,149 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 20:30:13,150 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,160 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-12-14 20:30:13,170 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 [2022-12-14 20:30:13,187 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-12-14 20:30:13,190 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-12-14 20:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 20:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-12-14 20:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2022-12-14 20:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2022-12-14 20:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 20:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 20:30:13,214 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 20:30:13,214 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 20:30:13,275 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 20:30:13,277 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 20:30:13,564 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 20:30:13,647 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 20:30:13,647 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-14 20:30:13,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:13 BoogieIcfgContainer [2022-12-14 20:30:13,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 20:30:13,650 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-12-14 20:30:13,650 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-12-14 20:30:13,657 INFO L275 PluginConnector]: CodeCheck initialized [2022-12-14 20:30:13,657 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 08:30:13" (1/1) ... [2022-12-14 20:30:13,664 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 20:30:13,696 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-12-14 20:30:13,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 86 states and 108 transitions. [2022-12-14 20:30:13,702 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 108 transitions. [2022-12-14 20:30:13,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2022-12-14 20:30:13,705 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-12-14 20:30:13,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 20:30:13,735 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) [2022-12-14 20:30:13,738 INFO L158 Benchmark]: Toolchain (without parser) took 929.21ms. Allocated memory is still 79.7MB. Free memory was 57.4MB in the beginning and 43.4MB in the end (delta: 14.1MB). Peak memory consumption was 17.9MB. Max. memory is 16.1GB. [2022-12-14 20:30:13,738 INFO L158 Benchmark]: CDTParser took 0.11ms. Allocated memory is still 52.4MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:30:13,738 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.47ms. Allocated memory is still 79.7MB. Free memory was 57.2MB in the beginning and 42.8MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-12-14 20:30:13,739 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.00ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-12-14 20:30:13,739 INFO L158 Benchmark]: Boogie Preprocessor took 29.64ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 38.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-12-14 20:30:13,739 INFO L158 Benchmark]: RCFGBuilder took 500.41ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 50.1MB in the end (delta: -11.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. [2022-12-14 20:30:13,740 INFO L158 Benchmark]: CodeCheck took 87.17ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 43.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-12-14 20:30:13,742 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 0.11ms. Allocated memory is still 52.4MB. Free memory is still 31.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.47ms. Allocated memory is still 79.7MB. Free memory was 57.2MB in the beginning and 42.8MB in the end (delta: 14.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.00ms. Allocated memory is still 79.7MB. Free memory was 42.6MB in the beginning and 40.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 29.64ms. Allocated memory is still 79.7MB. Free memory was 40.7MB in the beginning and 38.8MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 500.41ms. Allocated memory is still 79.7MB. Free memory was 38.8MB in the beginning and 50.1MB in the end (delta: -11.3MB). Peak memory consumption was 9.5MB. Max. memory is 16.1GB. * CodeCheck took 87.17ms. Allocated memory is still 79.7MB. Free memory was 50.1MB in the beginning and 43.4MB in the end (delta: 6.7MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-12-14 20:30:13,755 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1611bf80-6535-4994-8025-71a09a4ea420/bin/ukojak-rkRKPMF4O4/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared