./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 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/id2_b3_o2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc --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 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-5e519f3 [2022-11-02 21:06:15,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 21:06:15,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 21:06:15,749 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 21:06:15,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 21:06:15,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 21:06:15,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 21:06:15,754 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 21:06:15,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 21:06:15,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 21:06:15,758 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 21:06:15,759 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 21:06:15,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 21:06:15,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 21:06:15,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 21:06:15,764 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 21:06:15,765 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 21:06:15,766 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 21:06:15,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 21:06:15,769 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 21:06:15,771 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 21:06:15,773 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 21:06:15,774 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 21:06:15,775 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 21:06:15,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 21:06:15,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 21:06:15,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 21:06:15,780 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 21:06:15,781 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 21:06:15,782 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 21:06:15,782 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 21:06:15,783 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 21:06:15,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 21:06:15,785 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 21:06:15,786 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 21:06:15,786 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 21:06:15,787 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 21:06:15,787 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 21:06:15,787 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 21:06:15,788 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 21:06:15,789 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 21:06:15,790 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-11-02 21:06:15,812 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 21:06:15,812 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 21:06:15,812 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 21:06:15,813 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 21:06:15,813 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 21:06:15,814 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 21:06:15,814 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 21:06:15,815 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 21:06:15,815 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 21:06:15,815 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 21:06:15,816 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-02 21:06:15,816 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-02 21:06:15,816 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 21:06:15,816 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-02 21:06:15,817 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 21:06:15,817 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 21:06:15,817 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 21:06:15,817 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 21:06:15,818 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-02 21:06:15,818 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-02 21:06:15,818 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 21:06:15,818 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 21:06:15,818 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 21:06:15,819 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 21:06:15,819 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 21:06:15,819 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 21:06:15,819 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:06:15,820 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 21:06:15,820 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 21:06:15,820 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 21:06:15,820 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 21:06:15,821 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 21:06:15,821 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 21:06:15,821 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_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f23c4102cc8cffc1c4a7a8ad49a8497c74f47f44c37be04f4ed5f1ca619fac2a [2022-11-02 21:06:16,164 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 21:06:16,199 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 21:06:16,201 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 21:06:16,203 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 21:06:16,203 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 21:06:16,205 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/recursive-simple/id2_b3_o2.c [2022-11-02 21:06:16,286 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/data/382d9b00b/1e37192e48324d7598bab244a0f980e5/FLAG7ee56804f [2022-11-02 21:06:16,822 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 21:06:16,823 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c [2022-11-02 21:06:16,830 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/data/382d9b00b/1e37192e48324d7598bab244a0f980e5/FLAG7ee56804f [2022-11-02 21:06:17,176 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/data/382d9b00b/1e37192e48324d7598bab244a0f980e5 [2022-11-02 21:06:17,179 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 21:06:17,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 21:06:17,189 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 21:06:17,189 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 21:06:17,194 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 21:06:17,194 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,196 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2481f4d4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17, skipping insertion in model container [2022-11-02 21:06:17,196 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,205 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 21:06:17,219 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 21:06:17,417 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_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c[771,784] [2022-11-02 21:06:17,418 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:06:17,425 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 21:06:17,441 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_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/sv-benchmarks/c/recursive-simple/id2_b3_o2.c[771,784] [2022-11-02 21:06:17,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 21:06:17,454 INFO L208 MainTranslator]: Completed translation [2022-11-02 21:06:17,454 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17 WrapperNode [2022-11-02 21:06:17,455 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 21:06:17,456 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 21:06:17,456 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 21:06:17,456 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 21:06:17,462 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,487 INFO L138 Inliner]: procedures = 14, calls = 10, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2022-11-02 21:06:17,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 21:06:17,489 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 21:06:17,489 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 21:06:17,489 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 21:06:17,498 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,498 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,500 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,501 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,506 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,511 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,517 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,519 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,526 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 21:06:17,527 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 21:06:17,527 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 21:06:17,528 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 21:06:17,529 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (1/1) ... [2022-11-02 21:06:17,535 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 21:06:17,550 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 21:06:17,564 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 21:06:17,593 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 21:06:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 21:06:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 21:06:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure id2 [2022-11-02 21:06:17,616 INFO L138 BoogieDeclarations]: Found implementation of procedure id2 [2022-11-02 21:06:17,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 21:06:17,616 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 21:06:17,617 INFO L130 BoogieDeclarations]: Found specification of procedure id [2022-11-02 21:06:17,617 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2022-11-02 21:06:17,678 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 21:06:17,680 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 21:06:17,852 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 21:06:17,864 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 21:06:17,866 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 21:06:17,868 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:06:17 BoogieIcfgContainer [2022-11-02 21:06:17,868 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 21:06:17,870 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 21:06:17,872 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 21:06:17,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 21:06:17,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 09:06:17" (1/3) ... [2022-11-02 21:06:17,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9ef3d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:06:17, skipping insertion in model container [2022-11-02 21:06:17,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 09:06:17" (2/3) ... [2022-11-02 21:06:17,877 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9ef3d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 09:06:17, skipping insertion in model container [2022-11-02 21:06:17,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:06:17" (3/3) ... [2022-11-02 21:06:17,880 INFO L112 eAbstractionObserver]: Analyzing ICFG id2_b3_o2.c [2022-11-02 21:06:17,899 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 21:06:17,899 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-02 21:06:17,900 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5e9ef3d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 09:06:17, skipping insertion in model container [2022-11-02 21:06:17,901 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 21:06:17,902 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 21:06:17,902 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 21:06:17,902 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 21:06:17,902 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 09:06:17" (3/3) ... [2022-11-02 21:06:17,906 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 21:06:17,912 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id2 [2022-11-02 21:06:17,913 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2022-11-02 21:06:17,919 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-02 21:06:17,919 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2022-11-02 21:06:17,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 21:06:17,920 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 21:06:17,981 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 21:06:17,981 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 21:06:17,984 INFO L158 Benchmark]: Toolchain (without parser) took 802.13ms. Allocated memory is still 123.7MB. Free memory was 89.1MB in the beginning and 82.4MB in the end (delta: 6.6MB). Peak memory consumption was 5.4MB. Max. memory is 16.1GB. [2022-11-02 21:06:17,984 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:06:17,985 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.05ms. Allocated memory is still 123.7MB. Free memory was 88.8MB in the beginning and 100.4MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-02 21:06:17,986 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.43ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 21:06:17,986 INFO L158 Benchmark]: Boogie Preprocessor took 37.31ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 97.9MB in the end (delta: 984.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:06:17,987 INFO L158 Benchmark]: RCFGBuilder took 341.33ms. Allocated memory is still 123.7MB. Free memory was 97.9MB in the beginning and 87.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 21:06:17,987 INFO L158 Benchmark]: TraceAbstraction took 30.75ms. Allocated memory is still 123.7MB. Free memory was 86.9MB in the beginning and 85.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 21:06:17,988 INFO L158 Benchmark]: Witness Printer took 80.28ms. Allocated memory is still 123.7MB. Free memory was 84.8MB in the beginning and 82.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-02 21:06:17,995 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 83.9MB. Free memory was 54.0MB in the beginning and 54.0MB in the end (delta: 32.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.05ms. Allocated memory is still 123.7MB. Free memory was 88.8MB in the beginning and 100.4MB in the end (delta: -11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.43ms. Allocated memory is still 123.7MB. Free memory was 100.4MB in the beginning and 98.9MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.31ms. Allocated memory is still 123.7MB. Free memory was 98.9MB in the beginning and 97.9MB in the end (delta: 984.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 341.33ms. Allocated memory is still 123.7MB. Free memory was 97.9MB in the beginning and 87.8MB in the end (delta: 10.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 30.75ms. Allocated memory is still 123.7MB. Free memory was 86.9MB in the beginning and 85.1MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 80.28ms. Allocated memory is still 123.7MB. Free memory was 84.8MB in the beginning and 82.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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! [2022-11-02 21:06:18,044 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3898d75a-5e55-40eb-93a3-ef56a12c5d2e/bin/uautomizer-Dbtcem3rbc/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