./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 35987657 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loop-zilu/benchmark32_linear.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-22 00:51:31,910 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-22 00:51:31,911 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-22 00:51:31,930 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-22 00:51:31,931 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-22 00:51:31,931 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-22 00:51:31,932 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-22 00:51:31,934 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-22 00:51:31,935 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-22 00:51:31,936 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-22 00:51:31,943 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-22 00:51:31,944 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-22 00:51:31,944 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-22 00:51:31,945 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-22 00:51:31,946 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-22 00:51:31,946 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-22 00:51:31,947 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-22 00:51:31,948 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-22 00:51:31,949 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-22 00:51:31,950 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-22 00:51:31,951 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-22 00:51:31,951 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-22 00:51:31,952 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-22 00:51:31,953 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-22 00:51:31,953 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-22 00:51:31,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-22 00:51:31,956 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-22 00:51:31,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-22 00:51:31,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-22 00:51:31,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-22 00:51:31,957 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-22 00:51:31,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-22 00:51:31,958 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-22 00:51:31,959 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-22 00:51:31,959 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-22 00:51:31,960 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-22 00:51:31,960 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-22 00:51:31,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-22 00:51:31,961 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-22 00:51:31,961 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-22 00:51:31,962 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-22 00:51:31,963 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-22 00:51:31,963 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2022-07-22 00:51:31,990 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-22 00:51:31,992 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-22 00:51:31,992 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-22 00:51:31,992 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-22 00:51:31,993 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-22 00:51:31,993 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-22 00:51:31,993 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-22 00:51:31,993 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-22 00:51:31,994 INFO L138 SettingsManager]: * Use SBE=true [2022-07-22 00:51:31,994 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-22 00:51:31,994 INFO L138 SettingsManager]: * sizeof long=4 [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-22 00:51:31,995 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * sizeof long double=12 [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-22 00:51:31,996 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-22 00:51:31,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-22 00:51:31,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 00:51:31,997 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-22 00:51:31,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-22 00:51:31,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-22 00:51:31,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-22 00:51:31,998 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-22 00:51:31,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-22 00:51:31,998 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8731c7b889cdaf4eec07de8973e6494ef97dd5e8bf9fb9fde3d7808725d4f0de [2022-07-22 00:51:32,238 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-22 00:51:32,259 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-22 00:51:32,262 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-22 00:51:32,262 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-22 00:51:32,263 INFO L275 PluginConnector]: CDTParser initialized [2022-07-22 00:51:32,264 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2022-07-22 00:51:32,308 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133df575e/19453e5d60354be0a162384c7b342bf0/FLAG2f927a283 [2022-07-22 00:51:32,688 INFO L306 CDTParser]: Found 1 translation units. [2022-07-22 00:51:32,689 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-zilu/benchmark32_linear.i [2022-07-22 00:51:32,693 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133df575e/19453e5d60354be0a162384c7b342bf0/FLAG2f927a283 [2022-07-22 00:51:32,703 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/133df575e/19453e5d60354be0a162384c7b342bf0 [2022-07-22 00:51:32,704 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-22 00:51:32,706 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-22 00:51:32,707 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-22 00:51:32,707 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-22 00:51:32,710 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-22 00:51:32,710 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,711 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76fe8b42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32, skipping insertion in model container [2022-07-22 00:51:32,711 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,715 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-22 00:51:32,724 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-22 00:51:32,807 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2022-07-22 00:51:32,812 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 00:51:32,816 INFO L203 MainTranslator]: Completed pre-run [2022-07-22 00:51:32,835 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loop-zilu/benchmark32_linear.i[868,881] [2022-07-22 00:51:32,836 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-22 00:51:32,844 INFO L208 MainTranslator]: Completed translation [2022-07-22 00:51:32,844 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32 WrapperNode [2022-07-22 00:51:32,844 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-22 00:51:32,845 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-22 00:51:32,845 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-22 00:51:32,845 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-22 00:51:32,850 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,862 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,893 INFO L137 Inliner]: procedures = 15, calls = 7, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 31 [2022-07-22 00:51:32,893 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-22 00:51:32,894 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-22 00:51:32,894 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-22 00:51:32,894 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-22 00:51:32,899 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,899 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,899 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,900 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,901 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,903 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,904 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,905 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-22 00:51:32,905 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-22 00:51:32,905 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-22 00:51:32,905 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-22 00:51:32,906 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (1/1) ... [2022-07-22 00:51:32,910 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-22 00:51:32,917 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-22 00:51:32,953 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-07-22 00:51:32,959 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-07-22 00:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-22 00:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-22 00:51:33,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-22 00:51:33,000 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-22 00:51:33,047 INFO L234 CfgBuilder]: Building ICFG [2022-07-22 00:51:33,049 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-22 00:51:33,151 INFO L275 CfgBuilder]: Performing block encoding [2022-07-22 00:51:33,154 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-22 00:51:33,155 INFO L299 CfgBuilder]: Removed 1 assume(true) statements. [2022-07-22 00:51:33,156 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:51:33 BoogieIcfgContainer [2022-07-22 00:51:33,156 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-22 00:51:33,157 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-22 00:51:33,157 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-22 00:51:33,160 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-22 00:51:33,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.07 12:51:32" (1/3) ... [2022-07-22 00:51:33,160 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@304c368e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:51:33, skipping insertion in model container [2022-07-22 00:51:33,160 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.07 12:51:32" (2/3) ... [2022-07-22 00:51:33,161 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@304c368e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.07 12:51:33, skipping insertion in model container [2022-07-22 00:51:33,161 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:51:33" (3/3) ... [2022-07-22 00:51:33,166 INFO L111 eAbstractionObserver]: Analyzing ICFG benchmark32_linear.i [2022-07-22 00:51:33,176 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-22 00:51:33,176 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-07-22 00:51:33,177 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@304c368e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.07 12:51:33, skipping insertion in model container [2022-07-22 00:51:33,177 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-07-22 00:51:33,178 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-07-22 00:51:33,178 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-07-22 00:51:33,178 INFO L275 PluginConnector]: Witness Printer initialized [2022-07-22 00:51:33,178 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.07 12:51:33" (3/3) ... [2022-07-22 00:51:33,180 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-07-22 00:51:33,188 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2022-07-22 00:51:33,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-07-22 00:51:33,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-07-22 00:51:33,189 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-07-22 00:51:33,227 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2022-07-22 00:51:33,227 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-07-22 00:51:33,228 INFO L158 Benchmark]: Toolchain (without parser) took 521.50ms. Allocated memory is still 60.8MB. Free memory was 42.4MB in the beginning and 31.0MB in the end (delta: 11.3MB). Peak memory consumption was 9.0MB. Max. memory is 16.1GB. [2022-07-22 00:51:33,229 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 00:51:33,229 INFO L158 Benchmark]: CACSL2BoogieTranslator took 137.06ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 32.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-07-22 00:51:33,229 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.32ms. Allocated memory is still 60.8MB. Free memory was 32.5MB in the beginning and 45.3MB in the end (delta: -12.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 00:51:33,230 INFO L158 Benchmark]: Boogie Preprocessor took 11.00ms. Allocated memory is still 60.8MB. Free memory was 45.3MB in the beginning and 44.3MB in the end (delta: 963.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 00:51:33,230 INFO L158 Benchmark]: RCFGBuilder took 250.89ms. Allocated memory is still 60.8MB. Free memory was 44.3MB in the beginning and 36.0MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-07-22 00:51:33,231 INFO L158 Benchmark]: TraceAbstraction took 19.92ms. Allocated memory is still 60.8MB. Free memory was 35.5MB in the beginning and 33.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. [2022-07-22 00:51:33,231 INFO L158 Benchmark]: Witness Printer took 48.87ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 31.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-07-22 00:51:33,235 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.49ms. Allocated memory is still 60.8MB. Free memory was 43.7MB in the beginning and 43.6MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 137.06ms. Allocated memory is still 60.8MB. Free memory was 42.2MB in the beginning and 32.8MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.32ms. Allocated memory is still 60.8MB. Free memory was 32.5MB in the beginning and 45.3MB in the end (delta: -12.8MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 11.00ms. Allocated memory is still 60.8MB. Free memory was 45.3MB in the beginning and 44.3MB in the end (delta: 963.4kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 250.89ms. Allocated memory is still 60.8MB. Free memory was 44.3MB in the beginning and 36.0MB in the end (delta: 8.4MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * TraceAbstraction took 19.92ms. Allocated memory is still 60.8MB. Free memory was 35.5MB in the beginning and 33.5MB in the end (delta: 1.9MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 48.87ms. Allocated memory is still 60.8MB. Free memory was 33.5MB in the beginning and 31.0MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-07-22 00:51:33,261 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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