./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 9ad7fb26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/interleave_bits.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU --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 86c126dfc60e20cd2228ce5db3ee3d104383589669ac8dfd4016406baecc5b3e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-9ad7fb2 [2021-11-02 22:29:27,286 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-02 22:29:27,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-02 22:29:27,331 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-02 22:29:27,332 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-02 22:29:27,336 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-02 22:29:27,340 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-02 22:29:27,345 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-02 22:29:27,349 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-02 22:29:27,356 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-02 22:29:27,357 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-02 22:29:27,359 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-02 22:29:27,360 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-02 22:29:27,363 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-02 22:29:27,377 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-02 22:29:27,379 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-02 22:29:27,382 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-02 22:29:27,383 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-02 22:29:27,389 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-02 22:29:27,398 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-02 22:29:27,401 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-02 22:29:27,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-02 22:29:27,407 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-02 22:29:27,408 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-02 22:29:27,419 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-02 22:29:27,420 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-02 22:29:27,420 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-02 22:29:27,423 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-02 22:29:27,424 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-02 22:29:27,425 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-02 22:29:27,435 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-02 22:29:27,436 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-02 22:29:27,439 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-02 22:29:27,441 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-02 22:29:27,443 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-02 22:29:27,443 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-02 22:29:27,444 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-02 22:29:27,444 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-02 22:29:27,445 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-02 22:29:27,446 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-02 22:29:27,447 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-02 22:29:27,448 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-02 22:29:27,489 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-02 22:29:27,489 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-02 22:29:27,490 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-02 22:29:27,490 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-02 22:29:27,499 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-02 22:29:27,500 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-02 22:29:27,500 INFO L138 SettingsManager]: * Use SBE=true [2021-11-02 22:29:27,501 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-02 22:29:27,501 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-02 22:29:27,501 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-02 22:29:27,502 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-02 22:29:27,503 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-02 22:29:27,503 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-02 22:29:27,503 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-02 22:29:27,503 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-02 22:29:27,504 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-02 22:29:27,504 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-02 22:29:27,504 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-02 22:29:27,504 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-02 22:29:27,505 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-02 22:29:27,505 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-02 22:29:27,505 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-02 22:29:27,506 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-02 22:29:27,506 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-02 22:29:27,506 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:29:27,506 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-02 22:29:27,507 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-02 22:29:27,507 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-02 22:29:27,507 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-02 22:29:27,509 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-02 22:29:27,510 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-02 22:29:27,510 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-02 22:29:27,510 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_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 86c126dfc60e20cd2228ce5db3ee3d104383589669ac8dfd4016406baecc5b3e [2021-11-02 22:29:27,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-02 22:29:27,890 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-02 22:29:27,893 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-02 22:29:27,894 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-02 22:29:27,895 INFO L275 PluginConnector]: CDTParser initialized [2021-11-02 22:29:27,896 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/../../sv-benchmarks/c/bitvector/interleave_bits.i [2021-11-02 22:29:27,978 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/data/c4e478cce/34cae612674a471b9c1e7100e8ae1147/FLAG3ca706cf8 [2021-11-02 22:29:28,570 INFO L306 CDTParser]: Found 1 translation units. [2021-11-02 22:29:28,570 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/sv-benchmarks/c/bitvector/interleave_bits.i [2021-11-02 22:29:28,585 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/data/c4e478cce/34cae612674a471b9c1e7100e8ae1147/FLAG3ca706cf8 [2021-11-02 22:29:28,909 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/data/c4e478cce/34cae612674a471b9c1e7100e8ae1147 [2021-11-02 22:29:28,915 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-02 22:29:28,919 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-02 22:29:28,924 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-02 22:29:28,925 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-02 22:29:28,928 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-02 22:29:28,929 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:29:28" (1/1) ... [2021-11-02 22:29:28,932 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24f4089d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:28, skipping insertion in model container [2021-11-02 22:29:28,932 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 10:29:28" (1/1) ... [2021-11-02 22:29:28,944 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-02 22:29:28,968 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-02 22:29:29,115 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_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/sv-benchmarks/c/bitvector/interleave_bits.i[870,883] [2021-11-02 22:29:29,135 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:29:29,145 INFO L203 MainTranslator]: Completed pre-run [2021-11-02 22:29:29,158 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_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/sv-benchmarks/c/bitvector/interleave_bits.i[870,883] [2021-11-02 22:29:29,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-02 22:29:29,183 INFO L208 MainTranslator]: Completed translation [2021-11-02 22:29:29,183 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29 WrapperNode [2021-11-02 22:29:29,184 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-02 22:29:29,185 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-02 22:29:29,185 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-02 22:29:29,186 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-02 22:29:29,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,223 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-02 22:29:29,224 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-02 22:29:29,224 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-02 22:29:29,224 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-02 22:29:29,232 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,234 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,235 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,244 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,245 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,247 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-02 22:29:29,248 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-02 22:29:29,248 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-02 22:29:29,249 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-02 22:29:29,250 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (1/1) ... [2021-11-02 22:29:29,257 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-02 22:29:29,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/z3 [2021-11-02 22:29:29,285 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-02 22:29:29,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-02 22:29:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-02 22:29:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-02 22:29:29,347 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-02 22:29:29,347 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-02 22:29:29,586 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-02 22:29:29,588 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-02 22:29:29,590 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:29 BoogieIcfgContainer [2021-11-02 22:29:29,591 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-02 22:29:29,595 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-02 22:29:29,595 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-02 22:29:29,600 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-02 22:29:29,600 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 10:29:28" (1/3) ... [2021-11-02 22:29:29,601 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3cb86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:29:29, skipping insertion in model container [2021-11-02 22:29:29,601 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 10:29:29" (2/3) ... [2021-11-02 22:29:29,602 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3cb86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 10:29:29, skipping insertion in model container [2021-11-02 22:29:29,602 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:29" (3/3) ... [2021-11-02 22:29:29,605 INFO L111 eAbstractionObserver]: Analyzing ICFG interleave_bits.i [2021-11-02 22:29:29,615 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-02 22:29:29,615 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-02 22:29:29,617 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a3cb86c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 10:29:29, skipping insertion in model container [2021-11-02 22:29:29,617 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-02 22:29:29,619 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-02 22:29:29,619 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-02 22:29:29,619 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-02 22:29:29,620 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 10:29:29" (3/3) ... [2021-11-02 22:29:29,624 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-02 22:29:29,636 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-02 22:29:29,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-02 22:29:29,637 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:29:29,638 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-02 22:29:29,698 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/witness.graphml [2021-11-02 22:29:29,698 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-02 22:29:29,700 INFO L168 Benchmark]: Toolchain (without parser) took 780.29 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 61.1 MB in the beginning and 101.9 MB in the end (delta: -40.8 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:29,701 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 63.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:29,702 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.06 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 50.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:29,703 INFO L168 Benchmark]: Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 94.4 MB. Free memory was 50.8 MB in the beginning and 49.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:29,703 INFO L168 Benchmark]: Boogie Preprocessor took 23.67 ms. Allocated memory is still 94.4 MB. Free memory was 49.3 MB in the beginning and 48.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:29,704 INFO L168 Benchmark]: RCFGBuilder took 342.86 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 48.2 MB in the beginning and 106.1 MB in the end (delta: -57.9 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:29,704 INFO L168 Benchmark]: TraceAbstraction took 22.58 ms. Allocated memory is still 132.1 MB. Free memory was 105.6 MB in the beginning and 104.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-02 22:29:29,705 INFO L168 Benchmark]: Witness Printer took 79.56 ms. Allocated memory is still 132.1 MB. Free memory was 104.5 MB in the beginning and 101.9 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-02 22:29:29,713 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 94.4 MB. Free memory is still 63.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 260.06 ms. Allocated memory is still 94.4 MB. Free memory was 60.8 MB in the beginning and 50.9 MB in the end (delta: 9.9 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 37.98 ms. Allocated memory is still 94.4 MB. Free memory was 50.8 MB in the beginning and 49.4 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 23.67 ms. Allocated memory is still 94.4 MB. Free memory was 49.3 MB in the beginning and 48.3 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 342.86 ms. Allocated memory was 94.4 MB in the beginning and 132.1 MB in the end (delta: 37.7 MB). Free memory was 48.2 MB in the beginning and 106.1 MB in the end (delta: -57.9 MB). Peak memory consumption was 10.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 22.58 ms. Allocated memory is still 132.1 MB. Free memory was 105.6 MB in the beginning and 104.5 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 79.56 ms. Allocated memory is still 132.1 MB. Free memory was 104.5 MB in the beginning and 101.9 MB in the end (delta: 2.6 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! [2021-11-02 22:29:29,762 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1ecdfe17-88fe-4192-9bc2-84c1d2d0af7f/bin/uautomizer-tBqnrhUYjU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE