./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version ff03de63 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/signedintegeroverflow-regression/UsualArithmeticConversions.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash bf8fa0811687548b8fce161cf5dd7d1a78c4741743541b71e49940a374094a34 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-ff03de6 [2021-12-21 20:42:33,281 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-21 20:42:33,289 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-21 20:42:33,330 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-21 20:42:33,330 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-21 20:42:33,333 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-21 20:42:33,335 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-21 20:42:33,340 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-21 20:42:33,341 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-21 20:42:33,345 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-21 20:42:33,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-21 20:42:33,348 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-21 20:42:33,348 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-21 20:42:33,350 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-21 20:42:33,351 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-21 20:42:33,352 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-21 20:42:33,353 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-21 20:42:33,353 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-21 20:42:33,357 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-21 20:42:33,361 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-21 20:42:33,362 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-21 20:42:33,364 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-21 20:42:33,365 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-21 20:42:33,366 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-21 20:42:33,369 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-21 20:42:33,369 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-21 20:42:33,369 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-21 20:42:33,370 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-21 20:42:33,370 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-21 20:42:33,371 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-21 20:42:33,371 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-21 20:42:33,372 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-21 20:42:33,373 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-21 20:42:33,374 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-21 20:42:33,375 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-21 20:42:33,375 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-21 20:42:33,375 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-21 20:42:33,375 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-21 20:42:33,376 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-21 20:42:33,376 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-21 20:42:33,377 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-21 20:42:33,377 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2021-12-21 20:42:33,405 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-21 20:42:33,406 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-21 20:42:33,406 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-21 20:42:33,406 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-21 20:42:33,407 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-21 20:42:33,407 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-21 20:42:33,408 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-21 20:42:33,408 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-21 20:42:33,408 INFO L138 SettingsManager]: * Use SBE=true [2021-12-21 20:42:33,408 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-21 20:42:33,409 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-21 20:42:33,409 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-21 20:42:33,409 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-21 20:42:33,409 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-21 20:42:33,410 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-21 20:42:33,411 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-21 20:42:33,411 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-21 20:42:33,411 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-21 20:42:33,411 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:42:33,411 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-21 20:42:33,411 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-21 20:42:33,411 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-21 20:42:33,413 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-21 20:42:33,413 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-21 20:42:33,413 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-21 20:42:33,413 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-21 20:42:33,413 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bf8fa0811687548b8fce161cf5dd7d1a78c4741743541b71e49940a374094a34 [2021-12-21 20:42:33,595 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-21 20:42:33,608 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-21 20:42:33,610 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-21 20:42:33,611 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-21 20:42:33,611 INFO L275 PluginConnector]: CDTParser initialized [2021-12-21 20:42:33,612 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2021-12-21 20:42:33,655 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f2b5856/b1eda4a9f910493196edefdeb8e00dba/FLAG33eac7fbe [2021-12-21 20:42:33,964 INFO L306 CDTParser]: Found 1 translation units. [2021-12-21 20:42:33,965 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/signedintegeroverflow-regression/UsualArithmeticConversions.i [2021-12-21 20:42:33,976 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f2b5856/b1eda4a9f910493196edefdeb8e00dba/FLAG33eac7fbe [2021-12-21 20:42:34,380 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/b3f2b5856/b1eda4a9f910493196edefdeb8e00dba [2021-12-21 20:42:34,382 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-21 20:42:34,383 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-21 20:42:34,384 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-21 20:42:34,384 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-21 20:42:34,386 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-21 20:42:34,386 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,387 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c6071d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34, skipping insertion in model container [2021-12-21 20:42:34,387 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,391 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-21 20:42:34,418 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-21 20:42:34,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 20:42:34,580 INFO L203 MainTranslator]: Completed pre-run [2021-12-21 20:42:34,615 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-21 20:42:34,643 INFO L208 MainTranslator]: Completed translation [2021-12-21 20:42:34,644 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34 WrapperNode [2021-12-21 20:42:34,644 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-21 20:42:34,645 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-21 20:42:34,645 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-21 20:42:34,645 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-21 20:42:34,650 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,664 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,682 INFO L137 Inliner]: procedures = 109, calls = 7, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 14 [2021-12-21 20:42:34,682 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-21 20:42:34,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-21 20:42:34,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-21 20:42:34,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-21 20:42:34,689 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,689 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,696 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,696 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,700 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,701 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,701 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-21 20:42:34,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-21 20:42:34,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-21 20:42:34,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-21 20:42:34,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (1/1) ... [2021-12-21 20:42:34,708 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-21 20:42:34,715 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-21 20:42:34,725 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) [2021-12-21 20:42:34,728 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 [2021-12-21 20:42:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-21 20:42:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-21 20:42:34,749 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-21 20:42:34,749 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-21 20:42:34,801 INFO L234 CfgBuilder]: Building ICFG [2021-12-21 20:42:34,802 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-21 20:42:34,841 INFO L275 CfgBuilder]: Performing block encoding [2021-12-21 20:42:34,845 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-21 20:42:34,845 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-12-21 20:42:34,846 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 08:42:34 BoogieIcfgContainer [2021-12-21 20:42:34,846 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-21 20:42:34,847 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-21 20:42:34,847 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-21 20:42:34,853 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-21 20:42:34,854 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.12 08:42:34" (1/3) ... [2021-12-21 20:42:34,854 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f5d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 08:42:34, skipping insertion in model container [2021-12-21 20:42:34,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.12 08:42:34" (2/3) ... [2021-12-21 20:42:34,855 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f5d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.12 08:42:34, skipping insertion in model container [2021-12-21 20:42:34,855 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 08:42:34" (3/3) ... [2021-12-21 20:42:34,856 INFO L111 eAbstractionObserver]: Analyzing ICFG UsualArithmeticConversions.i [2021-12-21 20:42:34,860 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-21 20:42:34,860 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2021-12-21 20:42:34,861 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a8f5d70 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.12 08:42:34, skipping insertion in model container [2021-12-21 20:42:34,861 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-21 20:42:34,862 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-21 20:42:34,862 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-21 20:42:34,862 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-21 20:42:34,863 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.12 08:42:34" (3/3) ... [2021-12-21 20:42:34,865 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-21 20:42:34,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2021-12-21 20:42:34,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-12-21 20:42:34,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-21 20:42:34,871 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-12-21 20:42:34,887 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-21 20:42:34,888 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-21 20:42:34,889 INFO L158 Benchmark]: Toolchain (without parser) took 505.39ms. Allocated memory is still 107.0MB. Free memory was 78.2MB in the beginning and 63.9MB in the end (delta: 14.3MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,889 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:42:34,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 260.21ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 77.9MB in the end (delta: 24.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,890 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.96ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,890 INFO L158 Benchmark]: Boogie Preprocessor took 19.06ms. Allocated memory is still 107.0MB. Free memory was 76.1MB in the beginning and 75.2MB in the end (delta: 869.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-21 20:42:34,891 INFO L158 Benchmark]: RCFGBuilder took 143.43ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 67.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,891 INFO L158 Benchmark]: TraceAbstraction took 13.93ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 66.0MB in the end (delta: 944.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,892 INFO L158 Benchmark]: Witness Printer took 25.69ms. Allocated memory is still 107.0MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-12-21 20:42:34,894 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 107.0MB. Free memory is still 64.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 260.21ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 77.9MB in the end (delta: 24.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.96ms. Allocated memory is still 107.0MB. Free memory was 77.9MB in the beginning and 76.1MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 19.06ms. Allocated memory is still 107.0MB. Free memory was 76.1MB in the beginning and 75.2MB in the end (delta: 869.5kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 143.43ms. Allocated memory is still 107.0MB. Free memory was 75.2MB in the beginning and 67.5MB in the end (delta: 7.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * TraceAbstraction took 13.93ms. Allocated memory is still 107.0MB. Free memory was 66.9MB in the beginning and 66.0MB in the end (delta: 944.6kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 25.69ms. Allocated memory is still 107.0MB. Free memory was 66.0MB in the beginning and 63.9MB in the end (delta: 2.1MB). 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! [2021-12-21 20:42:34,917 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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