/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerCInline.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf -i ../sv-benchmarks/c/floats-cbmc-regression/float20.i -------------------------------------------------------------------------------- This is Ultimate 0.2.2-dev-05d3305-m [2022-10-16 12:03:46,845 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-16 12:03:46,849 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-16 12:03:46,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-16 12:03:46,889 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-16 12:03:46,890 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-16 12:03:46,892 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-16 12:03:46,895 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-16 12:03:46,897 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-16 12:03:46,899 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-16 12:03:46,900 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-16 12:03:46,902 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-16 12:03:46,902 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-16 12:03:46,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-16 12:03:46,905 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-16 12:03:46,920 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-16 12:03:46,921 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-16 12:03:46,923 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-16 12:03:46,925 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-16 12:03:46,928 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-16 12:03:46,930 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-16 12:03:46,932 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-16 12:03:46,933 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-16 12:03:46,935 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-16 12:03:46,947 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-16 12:03:46,947 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-16 12:03:46,948 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-16 12:03:46,951 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-16 12:03:46,952 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-16 12:03:46,953 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-16 12:03:46,953 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-16 12:03:46,955 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-16 12:03:46,956 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-16 12:03:46,957 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-16 12:03:46,959 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-16 12:03:46,959 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-16 12:03:46,961 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-16 12:03:46,962 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-16 12:03:46,962 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-16 12:03:46,963 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-16 12:03:46,965 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-16 12:03:46,966 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Overflow-32bit-Automizer_Default.epf [2022-10-16 12:03:47,015 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-16 12:03:47,016 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-16 12:03:47,016 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-16 12:03:47,016 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-16 12:03:47,017 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-16 12:03:47,018 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-16 12:03:47,019 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-16 12:03:47,019 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-16 12:03:47,019 INFO L138 SettingsManager]: * Use SBE=true [2022-10-16 12:03:47,020 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-16 12:03:47,020 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-16 12:03:47,020 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-10-16 12:03:47,020 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-16 12:03:47,021 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-16 12:03:47,021 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-16 12:03:47,021 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-16 12:03:47,021 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-16 12:03:47,022 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-16 12:03:47,022 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-10-16 12:03:47,022 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-16 12:03:47,022 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-16 12:03:47,023 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-16 12:03:47,023 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-16 12:03:47,023 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-16 12:03:47,023 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-16 12:03:47,024 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-16 12:03:47,024 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:03:47,024 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-16 12:03:47,025 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-16 12:03:47,025 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-16 12:03:47,025 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-10-16 12:03:47,025 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-16 12:03:47,026 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-16 12:03:47,026 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2022-10-16 12:03:47,390 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-16 12:03:47,416 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-16 12:03:47,419 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-16 12:03:47,420 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-16 12:03:47,421 INFO L275 PluginConnector]: CDTParser initialized [2022-10-16 12:03:47,422 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/floats-cbmc-regression/float20.i [2022-10-16 12:03:47,504 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edb69f08c/16bc2f791c1f4ba38dbd919a3717abaa/FLAG696f9baaa [2022-10-16 12:03:48,102 INFO L306 CDTParser]: Found 1 translation units. [2022-10-16 12:03:48,103 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/floats-cbmc-regression/float20.i [2022-10-16 12:03:48,113 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edb69f08c/16bc2f791c1f4ba38dbd919a3717abaa/FLAG696f9baaa [2022-10-16 12:03:48,478 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/edb69f08c/16bc2f791c1f4ba38dbd919a3717abaa [2022-10-16 12:03:48,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-16 12:03:48,486 INFO L131 ToolchainWalker]: Walking toolchain with 5 elements. [2022-10-16 12:03:48,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-16 12:03:48,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-16 12:03:48,494 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-16 12:03:48,495 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,496 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@514a8712 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48, skipping insertion in model container [2022-10-16 12:03:48,497 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,505 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-16 12:03:48,528 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-16 12:03:48,691 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/floats-cbmc-regression/float20.i[1032,1045] [2022-10-16 12:03:48,701 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/floats-cbmc-regression/float20.i[1306,1319] [2022-10-16 12:03:48,707 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/floats-cbmc-regression/float20.i[1464,1477] [2022-10-16 12:03:48,710 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:03:48,720 INFO L203 MainTranslator]: Completed pre-run [2022-10-16 12:03:48,737 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/floats-cbmc-regression/float20.i[1032,1045] [2022-10-16 12:03:48,741 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/floats-cbmc-regression/float20.i[1306,1319] [2022-10-16 12:03:48,745 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/floats-cbmc-regression/float20.i[1464,1477] [2022-10-16 12:03:48,747 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-16 12:03:48,763 INFO L208 MainTranslator]: Completed translation [2022-10-16 12:03:48,763 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48 WrapperNode [2022-10-16 12:03:48,764 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-16 12:03:48,765 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-16 12:03:48,765 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-16 12:03:48,765 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-16 12:03:48,775 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,806 INFO L138 Inliner]: procedures = 18, calls = 9, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 47 [2022-10-16 12:03:48,807 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-16 12:03:48,808 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-16 12:03:48,808 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-16 12:03:48,808 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-16 12:03:48,818 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,819 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,820 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,821 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,825 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,828 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,829 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,830 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,832 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-16 12:03:48,834 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-16 12:03:48,834 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-16 12:03:48,834 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-16 12:03:48,835 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (1/1) ... [2022-10-16 12:03:48,843 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-16 12:03:48,856 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-10-16 12:03:48,875 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) [2022-10-16 12:03:48,901 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 [2022-10-16 12:03:48,945 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-16 12:03:48,945 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-16 12:03:48,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-16 12:03:48,946 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-16 12:03:49,023 INFO L235 CfgBuilder]: Building ICFG [2022-10-16 12:03:49,026 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-16 12:03:49,223 INFO L276 CfgBuilder]: Performing block encoding [2022-10-16 12:03:49,242 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-16 12:03:49,243 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-16 12:03:49,248 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:03:49 BoogieIcfgContainer [2022-10-16 12:03:49,248 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-16 12:03:49,269 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-16 12:03:49,270 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-16 12:03:49,280 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-16 12:03:49,280 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 12:03:48" (1/3) ... [2022-10-16 12:03:49,281 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1e63c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:03:49, skipping insertion in model container [2022-10-16 12:03:49,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 12:03:48" (2/3) ... [2022-10-16 12:03:49,282 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1e63c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 12:03:49, skipping insertion in model container [2022-10-16 12:03:49,282 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 12:03:49" (3/3) ... [2022-10-16 12:03:49,285 INFO L112 eAbstractionObserver]: Analyzing ICFG float20.i [2022-10-16 12:03:49,313 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-16 12:03:49,313 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-10-16 12:03:49,315 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1e63c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 12:03:49, skipping insertion in model container [2022-10-16 12:03:49,315 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-16 12:03:49,320 INFO L158 Benchmark]: Toolchain (without parser) took 835.01ms. Allocated memory is still 161.5MB. Free memory was 135.5MB in the beginning and 141.1MB in the end (delta: -5.6MB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:03:49,323 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 83.1kB). There was no memory consumed. Max. memory is 8.0GB. [2022-10-16 12:03:49,325 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.82ms. Allocated memory is still 161.5MB. Free memory was 135.2MB in the beginning and 123.6MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. [2022-10-16 12:03:49,328 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.97ms. Allocated memory is still 161.5MB. Free memory was 123.5MB in the beginning and 121.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:03:49,329 INFO L158 Benchmark]: Boogie Preprocessor took 25.04ms. Allocated memory is still 161.5MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 977.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. [2022-10-16 12:03:49,331 INFO L158 Benchmark]: RCFGBuilder took 414.28ms. Allocated memory is still 161.5MB. Free memory was 120.8MB in the beginning and 112.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. [2022-10-16 12:03:49,332 INFO L158 Benchmark]: TraceAbstraction took 46.79ms. Allocated memory is still 161.5MB. Free memory was 143.7MB in the beginning and 141.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. [2022-10-16 12:03:49,348 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19ms. Allocated memory is still 161.5MB. Free memory was 132.7MB in the beginning and 132.6MB in the end (delta: 83.1kB). There was no memory consumed. Max. memory is 8.0GB. * CACSL2BoogieTranslator took 274.82ms. Allocated memory is still 161.5MB. Free memory was 135.2MB in the beginning and 123.6MB in the end (delta: 11.6MB). Peak memory consumption was 11.5MB. Max. memory is 8.0GB. * Boogie Procedure Inliner took 41.97ms. Allocated memory is still 161.5MB. Free memory was 123.5MB in the beginning and 121.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * Boogie Preprocessor took 25.04ms. Allocated memory is still 161.5MB. Free memory was 121.9MB in the beginning and 120.9MB in the end (delta: 977.9kB). Peak memory consumption was 1.0MB. Max. memory is 8.0GB. * RCFGBuilder took 414.28ms. Allocated memory is still 161.5MB. Free memory was 120.8MB in the beginning and 112.0MB in the end (delta: 8.8MB). Peak memory consumption was 8.4MB. Max. memory is 8.0GB. * TraceAbstraction took 46.79ms. Allocated memory is still 161.5MB. Free memory was 143.7MB in the beginning and 141.1MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 8.0GB. * 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! [2022-10-16 12:03:49,421 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...