./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 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 08:05:43,280 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 08:05:43,283 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 08:05:43,346 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 08:05:43,347 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 08:05:43,352 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 08:05:43,355 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 08:05:43,361 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 08:05:43,364 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 08:05:43,365 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 08:05:43,367 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 08:05:43,368 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 08:05:43,369 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 08:05:43,371 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 08:05:43,373 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 08:05:43,375 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 08:05:43,376 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 08:05:43,377 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 08:05:43,380 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 08:05:43,383 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 08:05:43,386 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 08:05:43,392 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 08:05:43,394 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 08:05:43,400 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 08:05:43,406 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 08:05:43,416 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 08:05:43,417 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 08:05:43,418 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 08:05:43,419 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 08:05:43,420 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 08:05:43,421 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 08:05:43,424 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 08:05:43,426 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 08:05:43,427 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 08:05:43,429 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 08:05:43,429 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 08:05:43,431 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 08:05:43,431 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 08:05:43,431 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 08:05:43,433 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 08:05:43,434 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 08:05:43,435 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-07 08:05:43,469 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 08:05:43,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 08:05:43,470 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-07 08:05:43,471 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-07 08:05:43,472 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-07 08:05:43,472 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-07 08:05:43,473 INFO L138 SettingsManager]: * Use SBE=true [2021-11-07 08:05:43,473 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 08:05:43,473 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 08:05:43,473 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-07 08:05:43,474 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 08:05:43,474 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 08:05:43,474 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 08:05:43,474 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 08:05:43,475 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 08:05:43,475 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 08:05:43,475 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-07 08:05:43,475 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 08:05:43,476 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 08:05:43,476 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 08:05:43,476 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 08:05:43,477 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 08:05:43,477 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 08:05:43,477 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 08:05:43,477 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:05:43,481 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 08:05:43,481 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 08:05:43,482 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 08:05:43,483 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-07 08:05:43,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 08:05:43,485 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 08:05:43,485 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 08:05:43,485 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_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 41cbcdfa6f09b615c08bb2dbf908be5e0a68dc8c6a10c0ba76a3c4e4c07e69fb [2021-11-07 08:05:43,825 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 08:05:43,857 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 08:05:43,861 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 08:05:43,863 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 08:05:43,863 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 08:05:43,865 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/../../sv-benchmarks/c/bitvector/interleave_bits.i [2021-11-07 08:05:43,989 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/data/e7b45d270/01891e06a09c43ffb5fda850f02bca3c/FLAG8f012ee5e [2021-11-07 08:05:44,545 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 08:05:44,549 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/sv-benchmarks/c/bitvector/interleave_bits.i [2021-11-07 08:05:44,563 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/data/e7b45d270/01891e06a09c43ffb5fda850f02bca3c/FLAG8f012ee5e [2021-11-07 08:05:44,872 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/data/e7b45d270/01891e06a09c43ffb5fda850f02bca3c [2021-11-07 08:05:44,875 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 08:05:44,877 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 08:05:44,879 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 08:05:44,880 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 08:05:44,884 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 08:05:44,885 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:05:44" (1/1) ... [2021-11-07 08:05:44,887 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d2ab461 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:44, skipping insertion in model container [2021-11-07 08:05:44,887 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 08:05:44" (1/1) ... [2021-11-07 08:05:44,896 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 08:05:44,917 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 08:05:45,121 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_aa460b46-5063-48ab-ae02-1d40afca53da/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2021-11-07 08:05:45,143 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:05:45,153 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 08:05:45,170 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_aa460b46-5063-48ab-ae02-1d40afca53da/sv-benchmarks/c/bitvector/interleave_bits.i[1175,1188] [2021-11-07 08:05:45,194 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 08:05:45,217 INFO L208 MainTranslator]: Completed translation [2021-11-07 08:05:45,218 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45 WrapperNode [2021-11-07 08:05:45,218 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 08:05:45,220 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 08:05:45,220 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 08:05:45,220 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 08:05:45,230 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,263 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 08:05:45,264 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 08:05:45,264 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 08:05:45,264 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 08:05:45,274 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,275 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,276 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,277 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,282 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,287 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,290 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 08:05:45,291 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 08:05:45,291 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 08:05:45,292 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 08:05:45,293 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (1/1) ... [2021-11-07 08:05:45,302 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 08:05:45,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/z3 [2021-11-07 08:05:45,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 08:05:45,349 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 08:05:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-07 08:05:45,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 08:05:45,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 08:05:45,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 08:05:45,648 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 08:05:45,648 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-07 08:05:45,650 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:05:45 BoogieIcfgContainer [2021-11-07 08:05:45,650 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 08:05:45,653 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 08:05:45,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 08:05:45,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 08:05:45,657 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 08:05:44" (1/3) ... [2021-11-07 08:05:45,658 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bfbf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:05:45, skipping insertion in model container [2021-11-07 08:05:45,658 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 08:05:45" (2/3) ... [2021-11-07 08:05:45,659 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bfbf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 08:05:45, skipping insertion in model container [2021-11-07 08:05:45,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:05:45" (3/3) ... [2021-11-07 08:05:45,661 INFO L111 eAbstractionObserver]: Analyzing ICFG interleave_bits.i [2021-11-07 08:05:45,667 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 08:05:45,667 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-07 08:05:45,669 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@20bfbf2b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 08:05:45, skipping insertion in model container [2021-11-07 08:05:45,669 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 08:05:45,670 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 08:05:45,670 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 08:05:45,671 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 08:05:45,671 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 08:05:45" (3/3) ... [2021-11-07 08:05:45,675 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 08:05:45,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 08:05:45,687 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-07 08:05:45,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:05:45,688 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 08:05:45,744 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/witness.graphml [2021-11-07 08:05:45,747 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 08:05:45,750 INFO L168 Benchmark]: Toolchain (without parser) took 871.44 ms. Allocated memory is still 115.3 MB. Free memory was 81.1 MB in the beginning and 75.1 MB in the end (delta: 6.0 MB). Peak memory consumption was 3.7 MB. Max. memory is 16.1 GB. [2021-11-07 08:05:45,751 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 83.9 MB. Free memory was 63.5 MB in the beginning and 63.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:05:45,752 INFO L168 Benchmark]: CACSL2BoogieTranslator took 339.43 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 90.5 MB in the end (delta: -9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:05:45,753 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 115.3 MB. Free memory was 90.5 MB in the beginning and 88.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:05:45,753 INFO L168 Benchmark]: Boogie Preprocessor took 26.59 ms. Allocated memory is still 115.3 MB. Free memory was 88.9 MB in the beginning and 88.1 MB in the end (delta: 817.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:05:45,754 INFO L168 Benchmark]: RCFGBuilder took 359.29 ms. Allocated memory is still 115.3 MB. Free memory was 87.7 MB in the beginning and 78.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 08:05:45,755 INFO L168 Benchmark]: TraceAbstraction took 16.55 ms. Allocated memory is still 115.3 MB. Free memory was 78.4 MB in the beginning and 77.6 MB in the end (delta: 862.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 08:05:45,756 INFO L168 Benchmark]: Witness Printer took 77.29 ms. Allocated memory is still 115.3 MB. Free memory was 77.6 MB in the beginning and 75.1 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 08:05:45,765 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 83.9 MB. Free memory was 63.5 MB in the beginning and 63.5 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 339.43 ms. Allocated memory is still 115.3 MB. Free memory was 80.6 MB in the beginning and 90.5 MB in the end (delta: -9.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.29 ms. Allocated memory is still 115.3 MB. Free memory was 90.5 MB in the beginning and 88.9 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 26.59 ms. Allocated memory is still 115.3 MB. Free memory was 88.9 MB in the beginning and 88.1 MB in the end (delta: 817.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 359.29 ms. Allocated memory is still 115.3 MB. Free memory was 87.7 MB in the beginning and 78.9 MB in the end (delta: 8.8 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 16.55 ms. Allocated memory is still 115.3 MB. Free memory was 78.4 MB in the beginning and 77.6 MB in the end (delta: 862.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 77.29 ms. Allocated memory is still 115.3 MB. Free memory was 77.6 MB in the beginning and 75.1 MB in the end (delta: 2.5 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! [2021-11-07 08:05:45,817 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aa460b46-5063-48ab-ae02-1d40afca53da/bin/uautomizer-AkOaLMaTGY/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE