./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/interleave_bits.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 4e77c044 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/config/TaipanReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b8ee9428aad4e911e10cde7de8379310dde1b70a ................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-4e77c04 [2021-10-13 07:14:35,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 07:14:35,340 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 07:14:35,378 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 07:14:35,379 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 07:14:35,380 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 07:14:35,382 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 07:14:35,385 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 07:14:35,387 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 07:14:35,388 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 07:14:35,390 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 07:14:35,391 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 07:14:35,392 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 07:14:35,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 07:14:35,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 07:14:35,397 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 07:14:35,398 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 07:14:35,399 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 07:14:35,402 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 07:14:35,405 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 07:14:35,407 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 07:14:35,409 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 07:14:35,411 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 07:14:35,412 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 07:14:35,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 07:14:35,426 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 07:14:35,427 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 07:14:35,428 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 07:14:35,429 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 07:14:35,430 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 07:14:35,432 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 07:14:35,433 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 07:14:35,435 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 07:14:35,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 07:14:35,438 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 07:14:35,439 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 07:14:35,441 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 07:14:35,441 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 07:14:35,441 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 07:14:35,442 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 07:14:35,443 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 07:14:35,444 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-10-13 07:14:35,495 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 07:14:35,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 07:14:35,497 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-13 07:14:35,497 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-13 07:14:35,498 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-13 07:14:35,498 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-13 07:14:35,498 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-13 07:14:35,498 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-13 07:14:35,505 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-13 07:14:35,505 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-13 07:14:35,506 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-13 07:14:35,507 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-13 07:14:35,507 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-13 07:14:35,507 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-13 07:14:35,508 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-13 07:14:35,509 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 07:14:35,509 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 07:14:35,509 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 07:14:35,509 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 07:14:35,510 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 07:14:35,510 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 07:14:35,510 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 07:14:35,510 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 07:14:35,511 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 07:14:35,511 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 07:14:35,511 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 07:14:35,511 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 07:14:35,512 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 07:14:35,512 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 07:14:35,512 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 07:14:35,512 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 07:14:35,513 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:14:35,513 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 07:14:35,513 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 07:14:35,514 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 07:14:35,514 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-13 07:14:35,514 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 07:14:35,514 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 07:14:35,515 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 07:14:35,515 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-13 07:14:35,515 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b8ee9428aad4e911e10cde7de8379310dde1b70a [2021-10-13 07:14:35,869 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 07:14:35,894 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 07:14:35,897 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 07:14:35,898 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 07:14:35,899 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 07:14:35,900 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/../../sv-benchmarks/c/bitvector/interleave_bits.i [2021-10-13 07:14:35,964 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/data/c6d9efb30/fdf8c71f99f04a379d3418b8ce82d49f/FLAGd95b7983c [2021-10-13 07:14:36,500 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 07:14:36,501 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/sv-benchmarks/c/bitvector/interleave_bits.i [2021-10-13 07:14:36,510 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/data/c6d9efb30/fdf8c71f99f04a379d3418b8ce82d49f/FLAGd95b7983c [2021-10-13 07:14:36,875 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/data/c6d9efb30/fdf8c71f99f04a379d3418b8ce82d49f [2021-10-13 07:14:36,877 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 07:14:36,881 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 07:14:36,883 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 07:14:36,883 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 07:14:36,887 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 07:14:36,887 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:14:36" (1/1) ... [2021-10-13 07:14:36,889 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd8c7fb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:36, skipping insertion in model container [2021-10-13 07:14:36,889 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 07:14:36" (1/1) ... [2021-10-13 07:14:36,897 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 07:14:36,914 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 07:14:37,079 WARN L228 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_230d50fb-27b3-48bd-9772-e722acd1ab16/sv-benchmarks/c/bitvector/interleave_bits.i[870,883] [2021-10-13 07:14:37,097 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:14:37,104 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 07:14:37,115 WARN L228 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_230d50fb-27b3-48bd-9772-e722acd1ab16/sv-benchmarks/c/bitvector/interleave_bits.i[870,883] [2021-10-13 07:14:37,125 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 07:14:37,138 INFO L208 MainTranslator]: Completed translation [2021-10-13 07:14:37,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37 WrapperNode [2021-10-13 07:14:37,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 07:14:37,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 07:14:37,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 07:14:37,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 07:14:37,156 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,187 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 07:14:37,188 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 07:14:37,188 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 07:14:37,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 07:14:37,197 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,197 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,213 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,213 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,219 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,226 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 07:14:37,227 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 07:14:37,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 07:14:37,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 07:14:37,238 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (1/1) ... [2021-10-13 07:14:37,246 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 07:14:37,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/z3 [2021-10-13 07:14:37,279 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 07:14:37,297 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 07:14:37,333 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 07:14:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 07:14:37,334 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 07:14:37,335 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 07:14:37,585 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 07:14:37,585 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-13 07:14:37,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:14:37 BoogieIcfgContainer [2021-10-13 07:14:37,601 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 07:14:37,603 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 07:14:37,603 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 07:14:37,619 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 07:14:37,619 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 07:14:36" (1/3) ... [2021-10-13 07:14:37,620 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352465c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:14:37, skipping insertion in model container [2021-10-13 07:14:37,620 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 07:14:37" (2/3) ... [2021-10-13 07:14:37,621 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352465c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 07:14:37, skipping insertion in model container [2021-10-13 07:14:37,621 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:14:37" (3/3) ... [2021-10-13 07:14:37,623 INFO L111 eAbstractionObserver]: Analyzing ICFG interleave_bits.i [2021-10-13 07:14:37,628 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 07:14:37,629 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 07:14:37,646 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@352465c5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 07:14:37, skipping insertion in model container [2021-10-13 07:14:37,647 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 07:14:37,648 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 07:14:37,648 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 07:14:37,648 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 07:14:37,649 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 07:14:37" (3/3) ... [2021-10-13 07:14:37,652 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 07:14:37,663 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-10-13 07:14:37,666 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-13 07:14:37,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-13 07:14:37,667 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 07:14:37,749 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/witness.graphml [2021-10-13 07:14:37,749 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 07:14:37,751 INFO L168 Benchmark]: Toolchain (without parser) took 869.47 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.3 MB in the beginning and 82.3 MB in the end (delta: -27.0 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,752 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 72.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:14:37,753 INFO L168 Benchmark]: CACSL2BoogieTranslator took 256.39 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.1 MB in the beginning and 99.0 MB in the end (delta: -43.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,754 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.08 ms. Allocated memory is still 123.7 MB. Free memory was 99.0 MB in the beginning and 97.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 07:14:37,754 INFO L168 Benchmark]: Boogie Preprocessor took 38.91 ms. Allocated memory is still 123.7 MB. Free memory was 97.5 MB in the beginning and 96.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,755 INFO L168 Benchmark]: RCFGBuilder took 373.71 ms. Allocated memory is still 123.7 MB. Free memory was 96.5 MB in the beginning and 86.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,756 INFO L168 Benchmark]: TraceAbstraction took 43.93 ms. Allocated memory is still 123.7 MB. Free memory was 85.7 MB in the beginning and 84.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,756 INFO L168 Benchmark]: Witness Printer took 101.74 ms. Allocated memory is still 123.7 MB. Free memory was 84.6 MB in the beginning and 82.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 07:14:37,761 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 92.3 MB. Free memory is still 72.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 256.39 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.1 MB in the beginning and 99.0 MB in the end (delta: -43.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.08 ms. Allocated memory is still 123.7 MB. Free memory was 99.0 MB in the beginning and 97.5 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 38.91 ms. Allocated memory is still 123.7 MB. Free memory was 97.5 MB in the beginning and 96.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 373.71 ms. Allocated memory is still 123.7 MB. Free memory was 96.5 MB in the beginning and 86.2 MB in the end (delta: 10.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 43.93 ms. Allocated memory is still 123.7 MB. Free memory was 85.7 MB in the beginning and 84.6 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 101.74 ms. Allocated memory is still 123.7 MB. Free memory was 84.6 MB in the beginning and 82.3 MB in the end (delta: 2.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2021-10-13 07:14:37,810 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_230d50fb-27b3-48bd-9772-e722acd1ab16/bin/utaipan-q2qaUkNPG8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...