./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id2_b3_o2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b3_o2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB --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 Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f23c4102cc8cffc1c4a7a8ad49a8497c74f47f44c37be04f4ed5f1ca619fac2a --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 16:29:38,599 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:29:38,601 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:29:38,645 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:29:38,646 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:29:38,650 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:29:38,653 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:29:38,660 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:29:38,663 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:29:38,671 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:29:38,672 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:29:38,675 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:29:38,675 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:29:38,678 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:29:38,681 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:29:38,683 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:29:38,685 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:29:38,686 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:29:38,688 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:29:38,696 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:29:38,698 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:29:38,699 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:29:38,701 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:29:38,702 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:29:38,707 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:29:38,707 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:29:38,708 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:29:38,709 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:29:38,709 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:29:38,710 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:29:38,711 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:29:38,712 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:29:38,713 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:29:38,714 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:29:38,715 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:29:38,715 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:29:38,716 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:29:38,716 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:29:38,717 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:29:38,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:29:38,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:29:38,719 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:29:38,773 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:29:38,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:29:38,775 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:29:38,775 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:29:38,776 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:29:38,776 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:29:38,776 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:29:38,776 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:29:38,776 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:29:38,777 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:29:38,777 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:29:38,777 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:29:38,777 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:29:38,777 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:29:38,778 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:29:38,778 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:29:38,782 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:29:38,782 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:29:38,783 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:29:38,783 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:29:38,783 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:29:38,783 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:29:38,783 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:29:38,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:38,784 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:29:38,785 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:29:38,786 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:29:38,787 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:29:38,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:29:38,788 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:29:38,788 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_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f23c4102cc8cffc1c4a7a8ad49a8497c74f47f44c37be04f4ed5f1ca619fac2a [2022-10-17 16:29:39,076 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:29:39,102 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:29:39,104 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:29:39,106 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:29:39,106 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:29:39,107 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/recursive-simple/id2_b3_o2.c [2022-10-17 16:29:39,204 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/data/ce1c71be3/92e25775011c490783383d93325532f6/FLAGf33ee8a84 [2022-10-17 16:29:39,664 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:29:39,664 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c [2022-10-17 16:29:39,672 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/data/ce1c71be3/92e25775011c490783383d93325532f6/FLAGf33ee8a84 [2022-10-17 16:29:40,030 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/data/ce1c71be3/92e25775011c490783383d93325532f6 [2022-10-17 16:29:40,032 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:29:40,034 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:29:40,035 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:40,035 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:29:40,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:29:40,038 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@79163f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40, skipping insertion in model container [2022-10-17 16:29:40,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,046 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:29:40,059 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:29:40,268 WARN L230 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_2391c25d-028d-407e-905d-c418b25d468e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c[771,784] [2022-10-17 16:29:40,268 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:40,278 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:29:40,304 WARN L230 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_2391c25d-028d-407e-905d-c418b25d468e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c[771,784] [2022-10-17 16:29:40,305 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:29:40,320 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:29:40,320 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40 WrapperNode [2022-10-17 16:29:40,322 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:29:40,324 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:40,325 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:29:40,325 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:29:40,333 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,340 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,357 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-10-17 16:29:40,357 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:29:40,358 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:29:40,358 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:29:40,359 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:29:40,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,368 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,370 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,370 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,375 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,378 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,383 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,385 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,390 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:29:40,392 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:29:40,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:29:40,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:29:40,398 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,405 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:29:40,416 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:29:40,434 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:29:40,458 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:29:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:29:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:29:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2022-10-17 16:29:40,487 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2022-10-17 16:29:40,487 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:29:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:29:40,488 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-10-17 16:29:40,488 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-10-17 16:29:40,547 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:29:40,549 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:29:40,671 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:29:40,705 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:29:40,706 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 16:29:40,708 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:40 BoogieIcfgContainer [2022-10-17 16:29:40,708 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:29:40,709 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:29:40,709 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:29:40,725 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:29:40,725 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:40" (1/1) ... [2022-10-17 16:29:40,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:29:40,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:29:40,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 16 states and 18 transitions. [2022-10-17 16:29:40,800 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 18 transitions. [2022-10-17 16:29:40,805 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:29:40,805 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-10-17 16:29:40,812 INFO L754 CodeCheckObserver]: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. [2022-10-17 16:29:40,836 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:29:40 ImpRootNode [2022-10-17 16:29:40,837 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:29:40,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:29:40,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:29:40,838 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:29:40,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:29:40" (3/4) ... [2022-10-17 16:29:40,842 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:29:40,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2022-10-17 16:29:40,848 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-10-17 16:29:40,852 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-10-17 16:29:40,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-10-17 16:29:40,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 16:29:40,853 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:29:40,912 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:29:40,920 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:29:40,922 INFO L158 Benchmark]: Toolchain (without parser) took 887.32ms. Allocated memory is still 113.2MB. Free memory was 79.8MB in the beginning and 65.7MB in the end (delta: 14.1MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,922 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:29:40,923 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.03ms. Allocated memory is still 113.2MB. Free memory was 79.5MB in the beginning and 87.4MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,924 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.37ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 85.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,925 INFO L158 Benchmark]: Boogie Preprocessor took 32.59ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 741.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,926 INFO L158 Benchmark]: RCFGBuilder took 316.41ms. Allocated memory is still 113.2MB. Free memory was 85.0MB in the beginning and 73.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,928 INFO L158 Benchmark]: CodeCheck took 127.43ms. Allocated memory is still 113.2MB. Free memory was 73.6MB in the beginning and 68.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,929 INFO L158 Benchmark]: Witness Printer took 83.14ms. Allocated memory is still 113.2MB. Free memory was 68.3MB in the beginning and 65.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:29:40,947 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 16 locations, 0 error locations. Started 1 CEGAR loops. OverallTime: 0.1s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 113.2MB. Free memory is still 65.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.03ms. Allocated memory is still 113.2MB. Free memory was 79.5MB in the beginning and 87.4MB in the end (delta: -7.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.37ms. Allocated memory is still 113.2MB. Free memory was 87.4MB in the beginning and 85.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 32.59ms. Allocated memory is still 113.2MB. Free memory was 85.8MB in the beginning and 85.0MB in the end (delta: 741.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 316.41ms. Allocated memory is still 113.2MB. Free memory was 85.0MB in the beginning and 73.6MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 127.43ms. Allocated memory is still 113.2MB. Free memory was 73.6MB in the beginning and 68.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 83.14ms. Allocated memory is still 113.2MB. Free memory was 68.3MB in the beginning and 65.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:29:41,061 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2391c25d-028d-407e-905d-c418b25d468e/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE