./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version f8e1c903 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX --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 4bb99911cbd112fadfd665fb729cfe0ed3dacf957fcff0e177d295c79af00a62 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-f8e1c90 [2021-11-09 09:34:35,412 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-09 09:34:35,415 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-09 09:34:35,480 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-09 09:34:35,480 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-09 09:34:35,486 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-09 09:34:35,488 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-09 09:34:35,492 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-09 09:34:35,495 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-09 09:34:35,503 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-09 09:34:35,504 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-09 09:34:35,506 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-09 09:34:35,506 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-09 09:34:35,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-09 09:34:35,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-09 09:34:35,517 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-09 09:34:35,519 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-09 09:34:35,520 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-09 09:34:35,526 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-09 09:34:35,534 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-09 09:34:35,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-09 09:34:35,538 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-09 09:34:35,541 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-09 09:34:35,543 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-09 09:34:35,549 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-09 09:34:35,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-09 09:34:35,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-09 09:34:35,552 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-09 09:34:35,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-09 09:34:35,554 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-09 09:34:35,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-09 09:34:35,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-09 09:34:35,557 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-09 09:34:35,558 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-09 09:34:35,560 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-09 09:34:35,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-09 09:34:35,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-09 09:34:35,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-09 09:34:35,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-09 09:34:35,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-09 09:34:35,563 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-09 09:34:35,564 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-09 09:34:35,608 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-09 09:34:35,608 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-09 09:34:35,609 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-09 09:34:35,615 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-09 09:34:35,617 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-09 09:34:35,617 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-09 09:34:35,618 INFO L138 SettingsManager]: * Use SBE=true [2021-11-09 09:34:35,618 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-09 09:34:35,618 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-09 09:34:35,618 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-09 09:34:35,619 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-09 09:34:35,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-09 09:34:35,620 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-09 09:34:35,620 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-09 09:34:35,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-09 09:34:35,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-09 09:34:35,621 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-09 09:34:35,621 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-09 09:34:35,621 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-09 09:34:35,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-09 09:34:35,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-09 09:34:35,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-09 09:34:35,623 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-09 09:34:35,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-09 09:34:35,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:34:35,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-09 09:34:35,624 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-09 09:34:35,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-09 09:34:35,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-09 09:34:35,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-09 09:34:35,625 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-09 09:34:35,625 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-09 09:34:35,625 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_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4bb99911cbd112fadfd665fb729cfe0ed3dacf957fcff0e177d295c79af00a62 [2021-11-09 09:34:35,858 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-09 09:34:35,879 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-09 09:34:35,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-09 09:34:35,883 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-09 09:34:35,884 INFO L275 PluginConnector]: CDTParser initialized [2021-11-09 09:34:35,885 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/../../sv-benchmarks/c/recursive-simple/id_o10.c [2021-11-09 09:34:35,942 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/data/8ab903b2c/32a159d6a34f4691816b5402d392d0b7/FLAG1cae61b8b [2021-11-09 09:34:36,394 INFO L306 CDTParser]: Found 1 translation units. [2021-11-09 09:34:36,405 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/sv-benchmarks/c/recursive-simple/id_o10.c [2021-11-09 09:34:36,415 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/data/8ab903b2c/32a159d6a34f4691816b5402d392d0b7/FLAG1cae61b8b [2021-11-09 09:34:36,781 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/data/8ab903b2c/32a159d6a34f4691816b5402d392d0b7 [2021-11-09 09:34:36,784 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-09 09:34:36,785 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-09 09:34:36,787 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-09 09:34:36,787 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-09 09:34:36,791 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-09 09:34:36,791 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:34:36" (1/1) ... [2021-11-09 09:34:36,793 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@54fe78ea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:36, skipping insertion in model container [2021-11-09 09:34:36,793 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 09:34:36" (1/1) ... [2021-11-09 09:34:36,800 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-09 09:34:36,813 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-09 09:34:36,986 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_c9e8baae-2955-482b-9203-ee6e3aef93ba/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-11-09 09:34:36,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:34:36,996 INFO L203 MainTranslator]: Completed pre-run [2021-11-09 09:34:37,008 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_c9e8baae-2955-482b-9203-ee6e3aef93ba/sv-benchmarks/c/recursive-simple/id_o10.c[516,529] [2021-11-09 09:34:37,009 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-09 09:34:37,019 INFO L208 MainTranslator]: Completed translation [2021-11-09 09:34:37,020 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37 WrapperNode [2021-11-09 09:34:37,020 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-09 09:34:37,021 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-09 09:34:37,021 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-09 09:34:37,021 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-09 09:34:37,027 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,032 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,049 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-09 09:34:37,050 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-09 09:34:37,050 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-09 09:34:37,051 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-09 09:34:37,059 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,059 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,060 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,065 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,067 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,068 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,069 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-09 09:34:37,070 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-09 09:34:37,071 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-09 09:34:37,071 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-09 09:34:37,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (1/1) ... [2021-11-09 09:34:37,081 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-09 09:34:37,094 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/z3 [2021-11-09 09:34:37,115 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-09 09:34:37,151 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-09 09:34:37,175 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-09 09:34:37,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-09 09:34:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-09 09:34:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-09 09:34:37,176 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-09 09:34:37,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-09 09:34:37,401 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-09 09:34:37,404 INFO L299 CfgBuilder]: Removed 4 assume(true) statements. [2021-11-09 09:34:37,406 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:34:37 BoogieIcfgContainer [2021-11-09 09:34:37,407 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-09 09:34:37,409 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-09 09:34:37,409 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-09 09:34:37,412 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-09 09:34:37,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.11 09:34:36" (1/3) ... [2021-11-09 09:34:37,414 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b5c865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:34:37, skipping insertion in model container [2021-11-09 09:34:37,414 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 09:34:37" (2/3) ... [2021-11-09 09:34:37,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b5c865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.11 09:34:37, skipping insertion in model container [2021-11-09 09:34:37,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:34:37" (3/3) ... [2021-11-09 09:34:37,417 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o10.c [2021-11-09 09:34:37,424 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-09 09:34:37,424 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-09 09:34:37,426 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@19b5c865 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.11 09:34:37, skipping insertion in model container [2021-11-09 09:34:37,426 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-09 09:34:37,427 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-09 09:34:37,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-09 09:34:37,428 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-09 09:34:37,429 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 09:34:37" (3/3) ... [2021-11-09 09:34:37,433 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-09 09:34:37,440 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-09 09:34:37,446 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-11-09 09:34:37,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2021-11-09 09:34:37,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 09:34:37,447 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-09 09:34:37,497 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/witness.graphml [2021-11-09 09:34:37,497 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-09 09:34:37,500 INFO L168 Benchmark]: Toolchain (without parser) took 713.62 ms. Allocated memory is still 113.2 MB. Free memory was 83.1 MB in the beginning and 73.7 MB in the end (delta: 9.4 MB). Peak memory consumption was 7.3 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,500 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 113.2 MB. Free memory is still 65.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:34:37,501 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.70 ms. Allocated memory is still 113.2 MB. Free memory was 82.9 MB in the beginning and 88.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,502 INFO L168 Benchmark]: Boogie Procedure Inliner took 28.56 ms. Allocated memory is still 113.2 MB. Free memory was 88.5 MB in the beginning and 87.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-09 09:34:37,502 INFO L168 Benchmark]: Boogie Preprocessor took 19.65 ms. Allocated memory is still 113.2 MB. Free memory was 87.2 MB in the beginning and 86.3 MB in the end (delta: 872.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,503 INFO L168 Benchmark]: RCFGBuilder took 336.81 ms. Allocated memory is still 113.2 MB. Free memory was 86.3 MB in the beginning and 77.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,504 INFO L168 Benchmark]: TraceAbstraction took 17.52 ms. Allocated memory is still 113.2 MB. Free memory was 76.8 MB in the beginning and 75.9 MB in the end (delta: 879.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,505 INFO L168 Benchmark]: Witness Printer took 70.14 ms. Allocated memory is still 113.2 MB. Free memory was 75.9 MB in the beginning and 73.7 MB in the end (delta: 2.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-09 09:34:37,509 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 113.2 MB. Free memory is still 65.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 233.70 ms. Allocated memory is still 113.2 MB. Free memory was 82.9 MB in the beginning and 88.5 MB in the end (delta: -5.6 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 28.56 ms. Allocated memory is still 113.2 MB. Free memory was 88.5 MB in the beginning and 87.2 MB in the end (delta: 1.3 MB). There was no memory consumed. Max. memory is 16.1 GB. * Boogie Preprocessor took 19.65 ms. Allocated memory is still 113.2 MB. Free memory was 87.2 MB in the beginning and 86.3 MB in the end (delta: 872.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 336.81 ms. Allocated memory is still 113.2 MB. Free memory was 86.3 MB in the beginning and 77.2 MB in the end (delta: 9.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 17.52 ms. Allocated memory is still 113.2 MB. Free memory was 76.8 MB in the beginning and 75.9 MB in the end (delta: 879.9 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Witness Printer took 70.14 ms. Allocated memory is still 113.2 MB. Free memory was 75.9 MB in the beginning and 73.7 MB in the end (delta: 2.2 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! [2021-11-09 09:34:37,555 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c9e8baae-2955-482b-9203-ee6e3aef93ba/bin/uautomizer-IVEQpCNsaX/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