./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/id_o200.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/config/TaipanReach.xml -i ../../sv-benchmarks/c/recursive-simple/id_o200.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7 --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 Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 20:08:39,751 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 20:08:39,753 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 20:08:39,800 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 20:08:39,801 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 20:08:39,807 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 20:08:39,810 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 20:08:39,814 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 20:08:39,817 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 20:08:39,825 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 20:08:39,826 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 20:08:39,828 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 20:08:39,829 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 20:08:39,831 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 20:08:39,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 20:08:39,839 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 20:08:39,841 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 20:08:39,842 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 20:08:39,848 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 20:08:39,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 20:08:39,858 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 20:08:39,860 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 20:08:39,863 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 20:08:39,864 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 20:08:39,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 20:08:39,870 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 20:08:39,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 20:08:39,872 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 20:08:39,872 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 20:08:39,873 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 20:08:39,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 20:08:39,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 20:08:39,875 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 20:08:39,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 20:08:39,877 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 20:08:39,877 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 20:08:39,877 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 20:08:39,878 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 20:08:39,878 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 20:08:39,878 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 20:08:39,879 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 20:08:39,880 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/config/svcomp-Overflow-32bit-Taipan_Default.epf [2021-11-25 20:08:39,911 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 20:08:39,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 20:08:39,914 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-25 20:08:39,914 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-25 20:08:39,921 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 20:08:39,922 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-25 20:08:39,922 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-25 20:08:39,923 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-25 20:08:39,923 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-25 20:08:39,923 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-25 20:08:39,924 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-25 20:08:39,925 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-25 20:08:39,925 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-25 20:08:39,925 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-25 20:08:39,925 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-25 20:08:39,926 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-25 20:08:39,926 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-25 20:08:39,926 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-25 20:08:39,927 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 20:08:39,927 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 20:08:39,928 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-25 20:08:39,928 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 20:08:39,928 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 20:08:39,929 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 20:08:39,929 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 20:08:39,929 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 20:08:39,929 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 20:08:39,930 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-25 20:08:39,930 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 20:08:39,930 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 20:08:39,930 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 20:08:39,931 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 20:08:39,931 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 20:08:39,932 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-25 20:08:39,932 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:08:39,932 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 20:08:39,932 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 20:08:39,933 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 20:08:39,933 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-25 20:08:39,933 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 20:08:39,933 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 20:08:39,934 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-25 20:08:39,934 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 20:08:39,936 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d03bd1f663815b2d7649a36366d573d68ceb56233e8a1c24e8a8623e8a524f12 [2021-11-25 20:08:40,230 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 20:08:40,253 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 20:08:40,256 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 20:08:40,258 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 20:08:40,259 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 20:08:40,260 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/../../sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-25 20:08:40,337 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/data/8f594420f/231859b17da3460484db9c383a8380fe/FLAGbc304108d [2021-11-25 20:08:40,832 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 20:08:40,833 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/sv-benchmarks/c/recursive-simple/id_o200.c [2021-11-25 20:08:40,845 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/data/8f594420f/231859b17da3460484db9c383a8380fe/FLAGbc304108d [2021-11-25 20:08:41,181 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/data/8f594420f/231859b17da3460484db9c383a8380fe [2021-11-25 20:08:41,184 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 20:08:41,186 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 20:08:41,187 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:41,188 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 20:08:41,195 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 20:08:41,196 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,199 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f2d8724 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41, skipping insertion in model container [2021-11-25 20:08:41,200 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,208 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 20:08:41,226 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 20:08:41,421 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_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-25 20:08:41,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:41,430 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 20:08:41,440 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_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/sv-benchmarks/c/recursive-simple/id_o200.c[518,531] [2021-11-25 20:08:41,441 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 20:08:41,453 INFO L208 MainTranslator]: Completed translation [2021-11-25 20:08:41,453 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41 WrapperNode [2021-11-25 20:08:41,453 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 20:08:41,455 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:41,455 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 20:08:41,455 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 20:08:41,463 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,469 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,487 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 19 [2021-11-25 20:08:41,487 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 20:08:41,488 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 20:08:41,488 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 20:08:41,488 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 20:08:41,497 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,497 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,498 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,499 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,501 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,503 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,504 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,505 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 20:08:41,506 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 20:08:41,506 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 20:08:41,507 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 20:08:41,507 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (1/1) ... [2021-11-25 20:08:41,516 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-25 20:08:41,527 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/z3 [2021-11-25 20:08:41,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-25 20:08:41,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-25 20:08:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 20:08:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 20:08:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 20:08:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 20:08:41,582 INFO L130 BoogieDeclarations]: Found specification of procedure id [2021-11-25 20:08:41,582 INFO L138 BoogieDeclarations]: Found implementation of procedure id [2021-11-25 20:08:41,647 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 20:08:41,648 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 20:08:41,757 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 20:08:41,775 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 20:08:41,776 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-25 20:08:41,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:08:41 BoogieIcfgContainer [2021-11-25 20:08:41,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 20:08:41,780 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-25 20:08:41,781 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-25 20:08:41,784 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-25 20:08:41,785 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 08:08:41" (1/3) ... [2021-11-25 20:08:41,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29942dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:08:41, skipping insertion in model container [2021-11-25 20:08:41,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:08:41" (2/3) ... [2021-11-25 20:08:41,786 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29942dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 08:08:41, skipping insertion in model container [2021-11-25 20:08:41,786 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:08:41" (3/3) ... [2021-11-25 20:08:41,788 INFO L111 eAbstractionObserver]: Analyzing ICFG id_o200.c [2021-11-25 20:08:41,793 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-25 20:08:41,793 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-25 20:08:41,795 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@29942dc1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 08:08:41, skipping insertion in model container [2021-11-25 20:08:41,795 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-25 20:08:41,796 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-25 20:08:41,796 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-25 20:08:41,796 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-25 20:08:41,797 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:08:41" (3/3) ... [2021-11-25 20:08:41,800 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-25 20:08:41,806 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure id [2021-11-25 20:08:41,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-25 20:08:41,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-25 20:08:41,810 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-25 20:08:41,811 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-25 20:08:41,875 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/witness.graphml [2021-11-25 20:08:41,876 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-25 20:08:41,878 INFO L158 Benchmark]: Toolchain (without parser) took 691.09ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.6MB in the beginning and 58.5MB in the end (delta: -15.9MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:08:41,879 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 79.7MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:08:41,880 INFO L158 Benchmark]: CACSL2BoogieTranslator took 266.35ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 73.4MB in the end (delta: -31.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2021-11-25 20:08:41,881 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.62ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 71.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:08:41,893 INFO L158 Benchmark]: Boogie Preprocessor took 17.55ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 71.0MB in the end (delta: 916.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 20:08:41,894 INFO L158 Benchmark]: RCFGBuilder took 272.43ms. Allocated memory is still 96.5MB. Free memory was 71.0MB in the beginning and 62.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 20:08:41,895 INFO L158 Benchmark]: TraceAbstraction took 14.75ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 60.8MB in the end (delta: 941.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:08:41,896 INFO L158 Benchmark]: Witness Printer took 79.82ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 58.5MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 20:08:41,903 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 79.7MB. Free memory was 58.5MB in the beginning and 58.5MB in the end (delta: 39.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 266.35ms. Allocated memory was 79.7MB in the beginning and 96.5MB in the end (delta: 16.8MB). Free memory was 42.4MB in the beginning and 73.4MB in the end (delta: -31.0MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.62ms. Allocated memory is still 96.5MB. Free memory was 73.2MB in the beginning and 71.9MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 17.55ms. Allocated memory is still 96.5MB. Free memory was 71.9MB in the beginning and 71.0MB in the end (delta: 916.9kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 272.43ms. Allocated memory is still 96.5MB. Free memory was 71.0MB in the beginning and 62.2MB in the end (delta: 8.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 14.75ms. Allocated memory is still 96.5MB. Free memory was 61.8MB in the beginning and 60.8MB in the end (delta: 941.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 79.82ms. Allocated memory is still 96.5MB. Free memory was 60.8MB in the beginning and 58.5MB in the end (delta: 2.3MB). 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! [2021-11-25 20:08:41,979 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8c2bc9f8-3bc0-4ec8-bbb3-f0771c40012e/bin/utaipan-eEHZpOm5b7/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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