./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/parity.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_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/config/AutomizerReach.xml -i ../../sv-benchmarks/c/bitvector/parity.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt --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 1296f658f5f284102ff72d10b015c6c25ce34cb8 ........................................................................................................................................................................................................... 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 00:27:11,089 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-13 00:27:11,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-13 00:27:11,145 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-13 00:27:11,146 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-13 00:27:11,150 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-13 00:27:11,152 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-13 00:27:11,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-13 00:27:11,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-13 00:27:11,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-13 00:27:11,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-13 00:27:11,167 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-13 00:27:11,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-13 00:27:11,170 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-13 00:27:11,172 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-13 00:27:11,179 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-13 00:27:11,181 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-13 00:27:11,182 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-13 00:27:11,184 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-13 00:27:11,195 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-13 00:27:11,196 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-13 00:27:11,199 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-13 00:27:11,202 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-13 00:27:11,203 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-13 00:27:11,212 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-13 00:27:11,212 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-13 00:27:11,213 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-13 00:27:11,215 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-13 00:27:11,216 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-13 00:27:11,217 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-13 00:27:11,217 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-13 00:27:11,218 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-13 00:27:11,220 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-13 00:27:11,221 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-13 00:27:11,223 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-13 00:27:11,223 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-13 00:27:11,224 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-13 00:27:11,224 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-13 00:27:11,224 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-13 00:27:11,225 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-13 00:27:11,226 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-13 00:27:11,227 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-13 00:27:11,274 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-13 00:27:11,274 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-13 00:27:11,275 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-13 00:27:11,281 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-13 00:27:11,282 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-13 00:27:11,283 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-13 00:27:11,283 INFO L138 SettingsManager]: * Use SBE=true [2021-10-13 00:27:11,283 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-13 00:27:11,283 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-13 00:27:11,283 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-13 00:27:11,288 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-13 00:27:11,288 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-13 00:27:11,289 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-13 00:27:11,289 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-13 00:27:11,289 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-13 00:27:11,289 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-13 00:27:11,289 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-13 00:27:11,290 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-13 00:27:11,290 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-13 00:27:11,290 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-13 00:27:11,290 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-13 00:27:11,291 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-13 00:27:11,291 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-13 00:27:11,291 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-13 00:27:11,291 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:27:11,291 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-13 00:27:11,292 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-13 00:27:11,292 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-13 00:27:11,292 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-13 00:27:11,293 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-13 00:27:11,293 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-13 00:27:11,293 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-13 00:27:11,294 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_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1296f658f5f284102ff72d10b015c6c25ce34cb8 [2021-10-13 00:27:11,558 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-13 00:27:11,579 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-13 00:27:11,581 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-13 00:27:11,582 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-13 00:27:11,583 INFO L275 PluginConnector]: CDTParser initialized [2021-10-13 00:27:11,584 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/../../sv-benchmarks/c/bitvector/parity.i [2021-10-13 00:27:11,643 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/data/98e492c10/7f0bf7f776854b5799596e9dad7cd8cf/FLAG47ce54720 [2021-10-13 00:27:12,099 INFO L306 CDTParser]: Found 1 translation units. [2021-10-13 00:27:12,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/sv-benchmarks/c/bitvector/parity.i [2021-10-13 00:27:12,121 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/data/98e492c10/7f0bf7f776854b5799596e9dad7cd8cf/FLAG47ce54720 [2021-10-13 00:27:12,460 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/data/98e492c10/7f0bf7f776854b5799596e9dad7cd8cf [2021-10-13 00:27:12,462 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-13 00:27:12,463 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-13 00:27:12,471 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-13 00:27:12,472 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-13 00:27:12,475 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-13 00:27:12,476 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,478 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fb8db30 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12, skipping insertion in model container [2021-10-13 00:27:12,478 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,486 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-13 00:27:12,508 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-13 00:27:12,698 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_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/sv-benchmarks/c/bitvector/parity.i[857,870] [2021-10-13 00:27:12,712 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:27:12,720 INFO L203 MainTranslator]: Completed pre-run [2021-10-13 00:27:12,732 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_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/sv-benchmarks/c/bitvector/parity.i[857,870] [2021-10-13 00:27:12,738 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-13 00:27:12,751 INFO L208 MainTranslator]: Completed translation [2021-10-13 00:27:12,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12 WrapperNode [2021-10-13 00:27:12,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-13 00:27:12,753 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-13 00:27:12,753 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-13 00:27:12,753 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-13 00:27:12,760 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,767 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,783 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-13 00:27:12,784 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-13 00:27:12,784 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-13 00:27:12,784 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-13 00:27:12,792 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,792 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,793 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,794 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,798 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,801 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,802 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,804 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-13 00:27:12,805 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-13 00:27:12,805 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-13 00:27:12,805 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-13 00:27:12,806 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (1/1) ... [2021-10-13 00:27:12,813 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-13 00:27:12,824 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/z3 [2021-10-13 00:27:12,835 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-13 00:27:12,848 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-13 00:27:12,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-13 00:27:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-13 00:27:12,895 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-13 00:27:12,895 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-13 00:27:13,135 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-13 00:27:13,135 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-13 00:27:13,137 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:27:13 BoogieIcfgContainer [2021-10-13 00:27:13,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-13 00:27:13,139 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-13 00:27:13,139 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-13 00:27:13,142 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-13 00:27:13,142 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:27:12" (1/3) ... [2021-10-13 00:27:13,143 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e5ae421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:27:13, skipping insertion in model container [2021-10-13 00:27:13,143 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:27:12" (2/3) ... [2021-10-13 00:27:13,144 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e5ae421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:27:13, skipping insertion in model container [2021-10-13 00:27:13,144 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:27:13" (3/3) ... [2021-10-13 00:27:13,145 INFO L111 eAbstractionObserver]: Analyzing ICFG parity.i [2021-10-13 00:27:13,150 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-13 00:27:13,150 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-13 00:27:13,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e5ae421 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 13.10 12:27:13, skipping insertion in model container [2021-10-13 00:27:13,152 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-13 00:27:13,153 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-13 00:27:13,153 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-13 00:27:13,153 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-13 00:27:13,154 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:27:13" (3/3) ... [2021-10-13 00:27:13,157 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-13 00:27:13,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-10-13 00:27:13,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-13 00:27:13,167 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:27:13,168 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-13 00:27:13,228 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/witness.graphml [2021-10-13 00:27:13,228 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-13 00:27:13,230 INFO L168 Benchmark]: Toolchain (without parser) took 765.68 ms. Allocated memory is still 121.6 MB. Free memory was 90.6 MB in the beginning and 80.3 MB in the end (delta: 10.3 MB). Peak memory consumption was 9.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:27:13,231 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 121.6 MB. Free memory was 75.0 MB in the beginning and 74.9 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:27:13,232 INFO L168 Benchmark]: CACSL2BoogieTranslator took 280.47 ms. Allocated memory is still 121.6 MB. Free memory was 90.6 MB in the beginning and 95.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-13 00:27:13,233 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.61 ms. Allocated memory is still 121.6 MB. Free memory was 95.6 MB in the beginning and 94.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-13 00:27:13,234 INFO L168 Benchmark]: Boogie Preprocessor took 20.34 ms. Allocated memory is still 121.6 MB. Free memory was 94.3 MB in the beginning and 93.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:27:13,236 INFO L168 Benchmark]: RCFGBuilder took 332.44 ms. Allocated memory is still 121.6 MB. Free memory was 93.2 MB in the beginning and 84.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-13 00:27:13,237 INFO L168 Benchmark]: TraceAbstraction took 13.25 ms. Allocated memory is still 121.6 MB. Free memory was 83.4 MB in the beginning and 82.7 MB in the end (delta: 700.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-13 00:27:13,238 INFO L168 Benchmark]: Witness Printer took 75.48 ms. Allocated memory is still 121.6 MB. Free memory was 82.7 MB in the beginning and 80.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-13 00:27:13,245 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 121.6 MB. Free memory was 75.0 MB in the beginning and 74.9 MB in the end (delta: 55.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 280.47 ms. Allocated memory is still 121.6 MB. Free memory was 90.6 MB in the beginning and 95.6 MB in the end (delta: -5.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 30.61 ms. Allocated memory is still 121.6 MB. Free memory was 95.6 MB in the beginning and 94.3 MB in the end (delta: 1.3 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 20.34 ms. Allocated memory is still 121.6 MB. Free memory was 94.3 MB in the beginning and 93.2 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 332.44 ms. Allocated memory is still 121.6 MB. Free memory was 93.2 MB in the beginning and 84.1 MB in the end (delta: 9.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 13.25 ms. Allocated memory is still 121.6 MB. Free memory was 83.4 MB in the beginning and 82.7 MB in the end (delta: 700.6 kB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 75.48 ms. Allocated memory is still 121.6 MB. Free memory was 82.7 MB in the beginning and 80.3 MB in the end (delta: 2.5 MB). Peak memory consumption was 4.2 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 00:27:13,320 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a00d6c54-c60f-45c0-9aa6-cc5be884b26f/bin/uautomizer-WNIpwEf4Nt/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...