./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 7e70badd Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/config/AutomizerReach.xml -i ../../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G --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 3a2c06ffe4451efc19431b7b50aeafd7da4d885b78d7f0fdbbfb76228ce66142 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-7e70bad [2021-11-23 13:50:47,888 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 13:50:47,890 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 13:50:47,956 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 13:50:47,957 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 13:50:47,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 13:50:47,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 13:50:47,968 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 13:50:47,971 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 13:50:47,977 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 13:50:47,978 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 13:50:47,980 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 13:50:47,981 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 13:50:47,984 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 13:50:47,987 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 13:50:47,992 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 13:50:47,994 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 13:50:47,995 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 13:50:47,997 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 13:50:48,006 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 13:50:48,009 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 13:50:48,010 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 13:50:48,014 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 13:50:48,015 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 13:50:48,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 13:50:48,026 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 13:50:48,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 13:50:48,028 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 13:50:48,029 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 13:50:48,031 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 13:50:48,032 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 13:50:48,033 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 13:50:48,035 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 13:50:48,037 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 13:50:48,039 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 13:50:48,039 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 13:50:48,040 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 13:50:48,040 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 13:50:48,041 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 13:50:48,042 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 13:50:48,043 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 13:50:48,044 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-11-23 13:50:48,092 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 13:50:48,093 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 13:50:48,094 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 13:50:48,094 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 13:50:48,103 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 13:50:48,103 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 13:50:48,103 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 13:50:48,104 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 13:50:48,104 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 13:50:48,104 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-11-23 13:50:48,105 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 13:50:48,106 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 13:50:48,106 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 13:50:48,106 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 13:50:48,107 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 13:50:48,107 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 13:50:48,107 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-11-23 13:50:48,107 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 13:50:48,108 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 13:50:48,108 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 13:50:48,108 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 13:50:48,108 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 13:50:48,109 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 13:50:48,109 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 13:50:48,109 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:50:48,109 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 13:50:48,110 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 13:50:48,110 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 13:50:48,110 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 13:50:48,112 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 13:50:48,112 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 13:50:48,113 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 13:50:48,113 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_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3a2c06ffe4451efc19431b7b50aeafd7da4d885b78d7f0fdbbfb76228ce66142 [2021-11-23 13:50:48,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 13:50:48,505 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 13:50:48,508 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 13:50:48,509 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 13:50:48,510 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 13:50:48,512 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/../../sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2021-11-23 13:50:48,594 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/data/535d01e27/680fe0648bb343d79517175111d85da1/FLAG2b4ac0c6f [2021-11-23 13:50:49,082 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 13:50:49,083 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c [2021-11-23 13:50:49,096 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/data/535d01e27/680fe0648bb343d79517175111d85da1/FLAG2b4ac0c6f [2021-11-23 13:50:49,470 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/data/535d01e27/680fe0648bb343d79517175111d85da1 [2021-11-23 13:50:49,472 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 13:50:49,474 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 13:50:49,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 13:50:49,489 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 13:50:49,493 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 13:50:49,494 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,497 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@279b176e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49, skipping insertion in model container [2021-11-23 13:50:49,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,507 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 13:50:49,522 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 13:50:49,691 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_335846a1-b566-4aab-8453-c80289a61458/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c[628,641] [2021-11-23 13:50:49,691 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:50:49,702 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 13:50:49,720 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_335846a1-b566-4aab-8453-c80289a61458/sv-benchmarks/c/recursive-simple/sum_non_eq-2.c[628,641] [2021-11-23 13:50:49,721 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 13:50:49,731 INFO L208 MainTranslator]: Completed translation [2021-11-23 13:50:49,731 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49 WrapperNode [2021-11-23 13:50:49,731 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 13:50:49,733 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 13:50:49,733 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 13:50:49,733 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 13:50:49,739 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,746 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,762 INFO L137 Inliner]: procedures = 13, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 21 [2021-11-23 13:50:49,762 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 13:50:49,763 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 13:50:49,763 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 13:50:49,763 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 13:50:49,772 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,772 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,773 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,774 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,776 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,778 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,779 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,781 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 13:50:49,782 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 13:50:49,782 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 13:50:49,782 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 13:50:49,783 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (1/1) ... [2021-11-23 13:50:49,791 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 13:50:49,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/z3 [2021-11-23 13:50:49,817 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 13:50:49,846 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 13:50:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 13:50:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 13:50:49,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 13:50:49,877 INFO L130 BoogieDeclarations]: Found specification of procedure sum [2021-11-23 13:50:49,878 INFO L138 BoogieDeclarations]: Found implementation of procedure sum [2021-11-23 13:50:49,878 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 13:50:49,932 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 13:50:49,934 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 13:50:50,026 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 13:50:50,032 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 13:50:50,032 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 13:50:50,034 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:50 BoogieIcfgContainer [2021-11-23 13:50:50,034 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 13:50:50,036 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 13:50:50,036 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 13:50:50,040 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 13:50:50,040 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:50:49" (1/3) ... [2021-11-23 13:50:50,041 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4d922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:50, skipping insertion in model container [2021-11-23 13:50:50,041 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:50:49" (2/3) ... [2021-11-23 13:50:50,042 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4d922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:50:50, skipping insertion in model container [2021-11-23 13:50:50,042 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:50" (3/3) ... [2021-11-23 13:50:50,043 INFO L111 eAbstractionObserver]: Analyzing ICFG sum_non_eq-2.c [2021-11-23 13:50:50,049 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 13:50:50,049 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-11-23 13:50:50,051 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5f4d922b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 01:50:50, skipping insertion in model container [2021-11-23 13:50:50,051 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-23 13:50:50,052 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-23 13:50:50,052 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-23 13:50:50,052 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-23 13:50:50,053 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:50:50" (3/3) ... [2021-11-23 13:50:50,056 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-23 13:50:50,063 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure sum [2021-11-23 13:50:50,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2021-11-23 13:50:50,067 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-11-23 13:50:50,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-23 13:50:50,068 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-23 13:50:50,107 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/witness.graphml [2021-11-23 13:50:50,108 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-23 13:50:50,111 INFO L158 Benchmark]: Toolchain (without parser) took 634.76ms. Allocated memory is still 86.0MB. Free memory was 49.3MB in the beginning and 49.0MB in the end (delta: 251.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:50:50,113 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:50:50,114 INFO L158 Benchmark]: CACSL2BoogieTranslator took 242.52ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 63.6MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 13:50:50,115 INFO L158 Benchmark]: Boogie Procedure Inliner took 29.74ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 62.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:50:50,115 INFO L158 Benchmark]: Boogie Preprocessor took 17.78ms. Allocated memory is still 86.0MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 950.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 13:50:50,116 INFO L158 Benchmark]: RCFGBuilder took 252.98ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 52.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 13:50:50,117 INFO L158 Benchmark]: TraceAbstraction took 15.09ms. Allocated memory is still 86.0MB. Free memory was 52.3MB in the beginning and 51.4MB in the end (delta: 899.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:50:50,118 INFO L158 Benchmark]: Witness Printer took 55.91ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 49.0MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 13:50:50,122 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 86.0MB. Free memory is still 65.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 242.52ms. Allocated memory is still 86.0MB. Free memory was 49.1MB in the beginning and 63.6MB in the end (delta: -14.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 29.74ms. Allocated memory is still 86.0MB. Free memory was 63.6MB in the beginning and 62.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 17.78ms. Allocated memory is still 86.0MB. Free memory was 62.2MB in the beginning and 61.3MB in the end (delta: 950.0kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 252.98ms. Allocated memory is still 86.0MB. Free memory was 61.3MB in the beginning and 52.9MB in the end (delta: 8.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 15.09ms. Allocated memory is still 86.0MB. Free memory was 52.3MB in the beginning and 51.4MB in the end (delta: 899.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 55.91ms. Allocated memory is still 86.0MB. Free memory was 51.4MB in the beginning and 49.0MB 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! [2021-11-23 13:50:50,188 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_335846a1-b566-4aab-8453-c80289a61458/bin/uautomizer-wIGwrQj20G/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