./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i --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_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/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_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/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_78b99618-dd61-41b0-9e43-edca8440b257/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 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de --- 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 16:45:49,857 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:45:49,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:45:49,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:45:49,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:45:49,920 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:45:49,922 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:45:49,924 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:45:49,926 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:45:49,927 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:45:49,928 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:45:49,929 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:45:49,930 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:45:49,931 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:45:49,933 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:45:49,934 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:45:49,940 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:45:49,945 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:45:49,947 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:45:49,956 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:45:49,959 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:45:49,960 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:45:49,965 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:45:49,966 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:45:49,976 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:45:49,977 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:45:49,977 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:45:49,979 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:45:49,980 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:45:49,981 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:45:49,982 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:45:49,983 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:45:49,985 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:45:49,986 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:45:49,989 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:45:49,989 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:45:49,990 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:45:49,990 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:45:49,990 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:45:49,991 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:45:49,992 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:45:49,993 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-10-17 16:45:50,040 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:45:50,040 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:45:50,042 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:45:50,042 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:45:50,043 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:45:50,043 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:45:50,043 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:45:50,044 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:45:50,044 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-17 16:45:50,044 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:45:50,045 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:45:50,045 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:45:50,046 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:45:50,046 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:45:50,046 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:45:50,046 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-17 16:45:50,047 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:45:50,047 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:45:50,047 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:45:50,047 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:45:50,048 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:45:50,048 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:45:50,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:45:50,048 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:50,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:45:50,049 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:45:50,050 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:45:50,051 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:45:50,051 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:45:50,051 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:45:50,051 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_78b99618-dd61-41b0-9e43-edca8440b257/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de [2022-10-17 16:45:50,305 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:45:50,326 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:45:50,329 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:45:50,330 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:45:50,331 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:45:50,332 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2022-10-17 16:45:50,395 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/data/05acadc74/8a170acf04b24cba8a8204b6dc8c125d/FLAG685cc0f43 [2022-10-17 16:45:50,914 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:45:50,914 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2022-10-17 16:45:50,921 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/data/05acadc74/8a170acf04b24cba8a8204b6dc8c125d/FLAG685cc0f43 [2022-10-17 16:45:51,238 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/data/05acadc74/8a170acf04b24cba8a8204b6dc8c125d [2022-10-17 16:45:51,240 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:45:51,242 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:45:51,244 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:51,244 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:45:51,247 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:45:51,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5bf4f527 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51, skipping insertion in model container [2022-10-17 16:45:51,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,257 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:45:51,271 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:45:51,452 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_78b99618-dd61-41b0-9e43-edca8440b257/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2022-10-17 16:45:51,461 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:51,467 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:45:51,481 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_78b99618-dd61-41b0-9e43-edca8440b257/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2022-10-17 16:45:51,483 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:45:51,497 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:45:51,498 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51 WrapperNode [2022-10-17 16:45:51,498 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:45:51,499 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:51,499 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:45:51,499 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:45:51,512 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,520 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,539 INFO L138 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2022-10-17 16:45:51,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:45:51,540 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:45:51,540 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:45:51,541 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:45:51,547 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,547 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,548 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,549 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,551 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,554 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,556 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,556 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:45:51,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:45:51,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:45:51,559 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:45:51,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,567 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:45:51,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:45:51,593 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:45:51,604 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:45:51,638 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:45:51,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:45:51,639 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:45:51,639 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:45:51,697 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:45:51,699 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:45:51,866 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:45:51,934 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:45:51,951 INFO L300 CfgBuilder]: Removed 1 assume(true) statements. [2022-10-17 16:45:51,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:51 BoogieIcfgContainer [2022-10-17 16:45:51,954 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:45:51,955 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:45:51,955 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:45:51,978 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:45:51,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:51" (1/1) ... [2022-10-17 16:45:51,988 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:45:52,079 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:45:52,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2022-10-17 16:45:52,086 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2022-10-17 16:45:52,088 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-10-17 16:45:52,099 WARN L419 CodeCheckObserver]: This Program is SAFE, Check terminated with 1 iterations. [2022-10-17 16:45:52,106 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 16:45:52,123 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:52,128 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2022-10-17 16:45:52,129 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:45:52 ImpRootNode [2022-10-17 16:45:52,129 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:45:52,130 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:45:52,130 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:45:52,131 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:45:52,131 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:45:51" (3/4) ... [2022-10-17 16:45:52,135 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-10-17 16:45:52,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-10-17 16:45:52,147 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-10-17 16:45:52,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-10-17 16:45:52,148 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-10-17 16:45:52,210 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:45:52,210 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:45:52,211 INFO L158 Benchmark]: Toolchain (without parser) took 969.03ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 46.2MB in the end (delta: 21.5MB). Peak memory consumption was 19.4MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,212 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 44.3kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:45:52,213 INFO L158 Benchmark]: CACSL2BoogieTranslator took 254.79ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 66.8MB in the end (delta: 709.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,214 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.87ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,215 INFO L158 Benchmark]: Boogie Preprocessor took 17.88ms. Allocated memory is still 92.3MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,216 INFO L158 Benchmark]: RCFGBuilder took 395.06ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 53.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,216 INFO L158 Benchmark]: CodeCheck took 174.51ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 48.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,217 INFO L158 Benchmark]: Witness Printer took 80.31ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-10-17 16:45:52,226 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 1 procedures, 5 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. - InvariantResult [Line: 22]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 19]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 92.3MB. Free memory was 64.9MB in the beginning and 64.8MB in the end (delta: 44.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 254.79ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 66.8MB in the end (delta: 709.2kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.87ms. Allocated memory is still 92.3MB. Free memory was 66.8MB in the beginning and 65.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.88ms. Allocated memory is still 92.3MB. Free memory was 65.3MB in the beginning and 64.2MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 395.06ms. Allocated memory is still 92.3MB. Free memory was 64.2MB in the beginning and 53.5MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 174.51ms. Allocated memory is still 92.3MB. Free memory was 53.5MB in the beginning and 48.4MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Witness Printer took 80.31ms. Allocated memory is still 92.3MB. Free memory was 48.4MB in the beginning and 46.2MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2022-10-17 16:45:52,285 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_78b99618-dd61-41b0-9e43-edca8440b257/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (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