./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o1000.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version e943c265 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o1000.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be --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 1ac5ce2c5b306e431b6746a0cb1bbdfcd1ec9c3d54097bd6037af4480ff2bd07 .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-e943c26 [2021-10-21 19:49:35,176 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-21 19:49:35,178 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-21 19:49:35,226 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-21 19:49:35,226 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-21 19:49:35,228 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-21 19:49:35,230 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-21 19:49:35,232 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-21 19:49:35,235 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-21 19:49:35,236 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-21 19:49:35,237 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-21 19:49:35,239 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-21 19:49:35,240 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-21 19:49:35,241 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-21 19:49:35,243 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-21 19:49:35,245 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-21 19:49:35,246 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-21 19:49:35,247 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-21 19:49:35,250 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-21 19:49:35,253 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-21 19:49:35,255 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-21 19:49:35,257 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-21 19:49:35,259 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-21 19:49:35,260 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-21 19:49:35,264 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-21 19:49:35,265 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-21 19:49:35,265 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-21 19:49:35,266 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-21 19:49:35,267 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-21 19:49:35,268 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-21 19:49:35,269 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-21 19:49:35,270 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-21 19:49:35,271 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-21 19:49:35,272 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-21 19:49:35,274 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-21 19:49:35,274 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-21 19:49:35,275 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-21 19:49:35,275 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-21 19:49:35,276 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-21 19:49:35,277 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-21 19:49:35,278 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-21 19:49:35,279 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-10-21 19:49:35,304 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-21 19:49:35,305 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-21 19:49:35,305 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-21 19:49:35,306 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-21 19:49:35,307 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-21 19:49:35,307 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-21 19:49:35,308 INFO L138 SettingsManager]: * Use SBE=true [2021-10-21 19:49:35,308 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-21 19:49:35,309 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-21 19:49:35,309 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-10-21 19:49:35,309 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-21 19:49:35,310 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-21 19:49:35,310 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-21 19:49:35,310 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-21 19:49:35,311 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-21 19:49:35,311 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-21 19:49:35,311 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-10-21 19:49:35,311 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-21 19:49:35,312 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-21 19:49:35,312 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-21 19:49:35,312 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-21 19:49:35,312 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-21 19:49:35,313 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-21 19:49:35,313 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-21 19:49:35,313 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:49:35,313 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-21 19:49:35,314 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-21 19:49:35,314 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-21 19:49:35,314 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-21 19:49:35,314 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-21 19:49:35,315 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-21 19:49:35,315 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-21 19:49:35,315 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_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac5ce2c5b306e431b6746a0cb1bbdfcd1ec9c3d54097bd6037af4480ff2bd07 [2021-10-21 19:49:35,540 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-21 19:49:35,561 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-21 19:49:35,564 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-21 19:49:35,565 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-21 19:49:35,566 INFO L275 PluginConnector]: CDTParser initialized [2021-10-21 19:49:35,567 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/../../sv-benchmarks/c/recursive-simple/id_o1000.c [2021-10-21 19:49:35,642 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/data/029ec3037/5b11f97317624b5fbca56a116b7c241e/FLAG75e0882e6 [2021-10-21 19:49:36,114 INFO L306 CDTParser]: Found 1 translation units. [2021-10-21 19:49:36,115 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/sv-benchmarks/c/recursive-simple/id_o1000.c [2021-10-21 19:49:36,126 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/data/029ec3037/5b11f97317624b5fbca56a116b7c241e/FLAG75e0882e6 [2021-10-21 19:49:36,506 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/data/029ec3037/5b11f97317624b5fbca56a116b7c241e [2021-10-21 19:49:36,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-21 19:49:36,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-21 19:49:36,521 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:36,521 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-21 19:49:36,528 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-21 19:49:36,529 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,530 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41ba1673 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36, skipping insertion in model container [2021-10-21 19:49:36,531 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,538 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-21 19:49:36,548 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-21 19:49:36,702 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_fa3c7f77-f289-4e24-8d22-deb991f6f058/sv-benchmarks/c/recursive-simple/id_o1000.c[520,533] [2021-10-21 19:49:36,702 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:49:36,712 INFO L203 MainTranslator]: Completed pre-run [2021-10-21 19:49:36,729 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_fa3c7f77-f289-4e24-8d22-deb991f6f058/sv-benchmarks/c/recursive-simple/id_o1000.c[520,533] [2021-10-21 19:49:36,730 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-21 19:49:36,743 INFO L208 MainTranslator]: Completed translation [2021-10-21 19:49:36,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36 WrapperNode [2021-10-21 19:49:36,744 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-21 19:49:36,745 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-21 19:49:36,746 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-21 19:49:36,746 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-21 19:49:36,754 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,759 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,776 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-21 19:49:36,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-21 19:49:36,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-21 19:49:36,778 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-21 19:49:36,787 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,788 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,789 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,790 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,795 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,797 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,799 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-21 19:49:36,800 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-21 19:49:36,800 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-21 19:49:36,800 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-21 19:49:36,801 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (1/1) ... [2021-10-21 19:49:36,811 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-21 19:49:36,823 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/z3 [2021-10-21 19:49:36,837 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-21 19:49:36,840 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-21 19:49:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-21 19:49:36,884 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-21 19:49:36,884 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-21 19:49:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-10-21 19:49:36,885 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-10-21 19:49:36,885 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-21 19:49:37,136 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-21 19:49:37,139 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-10-21 19:49:37,141 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:37 BoogieIcfgContainer [2021-10-21 19:49:37,142 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-21 19:49:37,144 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-21 19:49:37,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-21 19:49:37,150 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-21 19:49:37,151 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.10 07:49:36" (1/3) ... [2021-10-21 19:49:37,152 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d0f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:49:37, skipping insertion in model container [2021-10-21 19:49:37,153 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.10 07:49:36" (2/3) ... [2021-10-21 19:49:37,154 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d0f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.10 07:49:37, skipping insertion in model container [2021-10-21 19:49:37,154 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:37" (3/3) ... [2021-10-21 19:49:37,156 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o1000.c [2021-10-21 19:49:37,165 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-21 19:49:37,166 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-10-21 19:49:37,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3e8d0f8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.10 07:49:37, skipping insertion in model container [2021-10-21 19:49:37,169 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-21 19:49:37,170 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-21 19:49:37,170 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-21 19:49:37,171 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-21 19:49:37,171 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.10 07:49:37" (3/3) ... [2021-10-21 19:49:37,176 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-21 19:49:37,183 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-10-21 19:49:37,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-10-21 19:49:37,191 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-10-21 19:49:37,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:49:37,192 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-21 19:49:37,250 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/witness.graphml [2021-10-21 19:49:37,250 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-21 19:49:37,258 INFO L168 Benchmark]: Toolchain (without parser) took 740.67 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 78.8 MB in the beginning and 94.3 MB in the end (delta: -15.4 MB). Peak memory consumption was 5.3 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:37,259 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:37,261 INFO L168 Benchmark]: CACSL2BoogieTranslator took 223.40 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 78.5 MB in the beginning and 109.5 MB in the end (delta: -31.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:37,262 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.22 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 108.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:37,262 INFO L168 Benchmark]: Boogie Preprocessor took 21.69 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 107.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:37,263 INFO L168 Benchmark]: RCFGBuilder took 342.70 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 98.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:37,264 INFO L168 Benchmark]: TraceAbstraction took 24.65 ms. Allocated memory is still 134.2 MB. Free memory was 97.4 MB in the beginning and 96.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-21 19:49:37,265 INFO L168 Benchmark]: Witness Printer took 80.22 ms. Allocated memory is still 134.2 MB. Free memory was 96.4 MB in the beginning and 94.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-10-21 19:49:37,270 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 111.1 MB. Free memory is still 64.4 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 223.40 ms. Allocated memory was 111.1 MB in the beginning and 134.2 MB in the end (delta: 23.1 MB). Free memory was 78.5 MB in the beginning and 109.5 MB in the end (delta: -31.0 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 31.22 ms. Allocated memory is still 134.2 MB. Free memory was 109.5 MB in the beginning and 108.5 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 21.69 ms. Allocated memory is still 134.2 MB. Free memory was 108.5 MB in the beginning and 107.3 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 342.70 ms. Allocated memory is still 134.2 MB. Free memory was 107.3 MB in the beginning and 98.1 MB in the end (delta: 9.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 24.65 ms. Allocated memory is still 134.2 MB. Free memory was 97.4 MB in the beginning and 96.4 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 80.22 ms. Allocated memory is still 134.2 MB. Free memory was 96.4 MB in the beginning and 94.3 MB in the end (delta: 2.1 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! [2021-10-21 19:49:37,318 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_fa3c7f77-f289-4e24-8d22-deb991f6f058/bin/uautomizer-j4sWxH34Be/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...